Bug 564091: Fix spelling of nonexistent across the tree. r=timeless

--HG--
extra : rebase_source : 4f15f7fd6f90926b77d136be83af7f22c5ffa830

browser/base/content/browser.js

@@ -4264,7 +4264,7 @@ var XULBrowserWindow = {
       FullZoom.onLocationChange(gBrowser.currentURI, true);
     var nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
     var loadingDone = aStateFlags & nsIWebProgressListener.STATE_STOP;
-    // use a pseudo-object instead of a (potentially non-existing) channel for getting
+    // use a pseudo-object instead of a (potentially nonexistent) channel for getting
     // a correct error message - and make sure that the UI is always either in
     // loading (STATE_START) or done (STATE_STOP) mode
     this.onStateChange(

browser/components/places/tests/unit/test_bookmarksRestoreNotification.js

@@ -109,7 +109,7 @@ var tests = [
   },
 
   {
-    desc:       "JSON restore: nonexisting file should fail",
+    desc:       "JSON restore: nonexistent file should fail",
     currTopic:  NSIOBSERVER_TOPIC_BEGIN,
     finalTopic: NSIOBSERVER_TOPIC_FAILED,
     data:       NSIOBSERVER_DATA_JSON,
@@ -163,7 +163,7 @@ var tests = [
   },
 
   {
-    desc:       "HTML restore: nonexisting file should fail",
+    desc:       "HTML restore: nonexistent file should fail",
     currTopic:  NSIOBSERVER_TOPIC_BEGIN,
     finalTopic: NSIOBSERVER_TOPIC_FAILED,
     data:       NSIOBSERVER_DATA_HTML,
@@ -217,7 +217,7 @@ var tests = [
   },
 
   {
-    desc:       "HTML initial restore: nonexisting file should fail",
+    desc:       "HTML initial restore: nonexistent file should fail",
     currTopic:  NSIOBSERVER_TOPIC_BEGIN,
     finalTopic: NSIOBSERVER_TOPIC_FAILED,
     data:       NSIOBSERVER_DATA_HTML_INIT,
@@ -279,7 +279,7 @@ var tests = [
   },
 
   {
-    desc:       "HTML restore into folder: nonexisting file should fail",
+    desc:       "HTML restore into folder: nonexistent file should fail",
     currTopic:  NSIOBSERVER_TOPIC_BEGIN,
     finalTopic: NSIOBSERVER_TOPIC_FAILED,
     data:       NSIOBSERVER_DATA_HTML,

browser/fuel/test/browser_ApplicationPrefs.js

@@ -8,11 +8,11 @@ var testdata = {
 };
 
 function test() {
-  // test getting non-existing values
+  // test getting nonexistent values
   var itemValue = Application.prefs.getValue(testdata.missing, "default");
-  is(itemValue, "default", "Check 'Application.prefs.getValue' for non-existing item");
+  is(itemValue, "default", "Check 'Application.prefs.getValue' for nonexistent item");
 
-  is(Application.prefs.get(testdata.missing), null, "Check 'Application.prefs.get' for non-existing item");
+  is(Application.prefs.get(testdata.missing), null, "Check 'Application.prefs.get' for nonexistent item");
 
   // test setting and getting a value
   Application.prefs.setValue(testdata.dummy, "dummy");

browser/fuel/test/browser_ApplicationStorage.js

@@ -1,14 +1,14 @@
 function test() {
   // test for existence of values
   var hasItem = Application.storage.has("fuel-test-missing");
-  is(hasItem, false, "Check 'Application.storage.has' for non-existing item");
+  is(hasItem, false, "Check 'Application.storage.has' for nonexistent item");
   Application.storage.set("fuel-test", "dummy");
   hasItem = Application.storage.has("fuel-test");
   is(hasItem, true, "Check 'Application.storage.has' for existing item");
 
-  // test getting non-existing and existing values
+  // test getting nonexistent and existing values
   var itemValue = Application.storage.get("fuel-test-missing", "default");
-  is(itemValue, "default", "Check 'Application.storage.get' for non-existing item");
+  is(itemValue, "default", "Check 'Application.storage.get' for nonexistent item");
   itemValue = Application.storage.get("fuel-test", "default");
   is(itemValue, "dummy", "Check 'Application.storage.get' for existing item");
 

config/outofdate.pl

@@ -41,7 +41,7 @@
 #Compares with: foo1.class foo2.class (if -d specified, checks in 'dir', 
 #  otherwise assumes .class files in same directory as .java files)
 #Returns: list of input arguments which are newer than corresponding class
-#files (non-existent class files are considered to be real old :-)
+#files (nonexistent class files are considered to be real old :-)
 #
 
 $found = 1;

config/rules.mk

@@ -1518,7 +1518,7 @@ normalizepath = $(foreach p,$(1),$(shell cygpath -m $(p)))
 else
 # assume MSYS
 #  We use 'pwd -W' to get DOS form of the path.  However, since the given path
-#  could be a file or a non-existent path, we cannot call 'pwd -W' directly
+#  could be a file or a nonexistent path, we cannot call 'pwd -W' directly
 #  on the path.  Instead, we extract the root path (i.e. "c:/"), call 'pwd -W'
 #  on it, then merge with the rest of the path.
 root-path = $(shell echo $(1) | sed -e "s|\(/[^/]*\)/\?\(.*\)|\1|")

configure.in

@@ -6276,7 +6276,7 @@ dnl Remove dupes
 MOZ_EXTENSIONS=`${PERL} ${srcdir}/build/unix/uniq.pl ${MOZ_EXTENSIONS}`
 
 dnl Ensure every extension exists, to avoid mostly-inscrutable error messages
-dnl when trying to build a non-existent extension.
+dnl when trying to build a nonexistent extension.
 for extension in $MOZ_EXTENSIONS; do
     if test ! -d "${srcdir}/extensions/${extension}"; then
         AC_MSG_ERROR([Unrecognized extension provided to --enable-extensions: ${extension}.])

content/base/src/nsImageLoadingContent.cpp

@@ -432,7 +432,7 @@ nsImageLoadingContent::RemoveObserver(imgIDecoderObserver* aObserver)
   }
 #ifdef DEBUG
   else {
-    NS_WARNING("Asked to remove non-existent observer");
+    NS_WARNING("Asked to remove nonexistent observer");
   }
 #endif
   return NS_OK;

content/base/test/file_bug416317.xhtml

@@ -665,7 +665,7 @@
       t( "ID Selector w/ Element", "body#body", ["body"], false );
       t( "ID Selector w/ Element", "ul#first", [] );
       t( "ID selector with existing ID descendant", "#firstp #simon1", ["simon1"] );
-      t( "ID selector with non-existent descendant", "#firstp #foobar", [] );
+      t( "ID selector with nonexistent descendant", "#firstp #foobar", [] );
 
       t( "ID selector using UTF8", "#台北Táiběi", ["台北Táiběi"] );
       t( "Multiple ID selectors using UTF8", "#台北Táiběi, #台北", ["台北Táiběi","台北"] );
@@ -686,7 +686,7 @@
       t( "All Children of ID", "#foo > *", ["sndp", "en", "sap"] );
       t( "All Children of ID with no children", "#firstUL > *", [] );
 
-      t( "ID selector with non-existent ancestor", "#asdfasdf #foobar", [] ); // bug #986
+      t( "ID selector with nonexistent ancestor", "#asdfasdf #foobar", [] ); // bug #986
 
       //t( "body div#form", [], "ID selector within the context of another element" );
 

content/base/test/test_bug390219.html

@@ -21,7 +21,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=390219
 
 SimpleTest.waitForExplicitFinish();
 xhr = new XMLHttpRequest();
-xhr.open("GET", "non-existing_url", true);
+xhr.open("GET", "nonexistent_url", true);
 xhr.send(null);
 xhr.abort();
 xhr.open("GET", ".", true);

content/base/test/test_classList.html

@@ -69,7 +69,7 @@ function checkModification(e, funcName, argument, expectedRes, before, after) {
        " " + contextMsg);
 
   var expectedAfter = after;
-  // XUL returns an empty string when getting a non-existing class attribute.
+  // XUL returns an empty string when getting a nonexistent class attribute.
   if (e.namespaceURI == XUL_NS && expectedAfter === null)
     expectedAfter = "";
 

content/base/test/test_fileapi.html

@@ -254,7 +254,7 @@ r.onload = getLoadHandler(testASCIIData, testASCIIData.length, "reuse-as-abort r
 expectedTestCount++;
 
 
-// Test reading from non-existing files
+// Test reading from nonexistent files
 r = new FileReader();
 var didThrow = false;
 try {
@@ -264,7 +264,7 @@ try {
 }
 // Once this test passes, we shoud test that onerror gets called and
 // that the FileReader object is in the right state during that call.
-todo(!didThrow, "shouldn't throw when opening non-existing file, should fire error instead");
+todo(!didThrow, "shouldn't throw when opening nonexistent file, should fire error instead");
 
 
 function getLoadHandler(expectedResult, expectedLength, testName) {

content/html/document/src/nsHTMLContentSink.cpp

@@ -1764,7 +1764,7 @@ HTMLContentSink::BeginContext(PRInt32 aPosition)
   }
 
   if (!mCurrentContext) {
-    NS_ERROR("Non-existing context");
+    NS_ERROR("Nonexistent context");
 
     return NS_ERROR_FAILURE;
   }
@@ -1804,7 +1804,7 @@ HTMLContentSink::BeginContext(PRInt32 aPosition)
 NS_IMETHODIMP
 HTMLContentSink::EndContext(PRInt32 aPosition)
 {
-  NS_PRECONDITION(mCurrentContext && aPosition > -1, "non-existing context");
+  NS_PRECONDITION(mCurrentContext && aPosition > -1, "nonexistent context");
 
   PRUint32 n = mContextStack.Length() - 1;
   SinkContext* sc = mContextStack.ElementAt(n);

content/html/document/src/nsHTMLDocument.cpp

@@ -2154,7 +2154,7 @@ nsHTMLDocument::Close()
     // document.open() and document.close() have completed, then this
     // method should cause the firing of an onload event.
     NS_ASSERTION(mWyciwygChannel, "nsHTMLDocument::Close(): Trying to remove "
-                 "non-existent wyciwyg channel!");
+                 "nonexistent wyciwyg channel!");
     RemoveWyciwygChannel();
     NS_ASSERTION(!mWyciwygChannel, "nsHTMLDocument::Close(): "
                  "nsIWyciwygChannel could not be removed!");

docshell/resources/content/netError.xhtml

@@ -120,7 +120,7 @@
           location.reload();
         } catch (e) {
           // We probably tried to reload a URI that caused an exception to
-          // occur;  e.g. a non-existent file.
+          // occur;  e.g. a nonexistent file.
         }
 
         buttonEl.disabled = true;

docshell/test/test_bug529119-1.html

@@ -11,7 +11,7 @@
 SimpleTest.waitForExplicitFinish();
 
 var workingURL = "http://mochi.test:8888/tests/docshell/test/bug529119-window.html";
-var faultyURL = "http://some-non-existent-domain-27489274c892748217cn2384.com/";
+var faultyURL = "http://some-nonexistent-domain-27489274c892748217cn2384.com/";
 
 var w = null;
 var phase = 0;

docshell/test/test_bug529119-2.html

@@ -11,7 +11,7 @@
 SimpleTest.waitForExplicitFinish();
 
 var workingURL = "http://mochi.test:8888/tests/docshell/test/bug529119-window.html";
-var faultyURL = "http://some-non-existent-domain-27489274c892748217cn2384.com/";
+var faultyURL = "http://some-nonexistent-domain-27489274c892748217cn2384.com/";
 
 var w = null;
 var phase = 0;

dom/src/storage/nsDOMStorage.cpp

@@ -1299,7 +1299,7 @@ nsDOMStorage::SetSecure(const nsAString& aKey, PRBool aSecure)
 #endif
 
   nsSessionStorageEntry *entry = mItems.GetEntry(aKey);
-  NS_ASSERTION(entry, "Don't use SetSecure() with non-existing keys!");
+  NS_ASSERTION(entry, "Don't use SetSecure() with nonexistent keys!");
 
   if (entry) {
     entry->mItem->SetSecureInternal(aSecure);

editor/libeditor/html/nsHTMLEditor.h

@@ -506,7 +506,7 @@ protected:
 
   nsresult CopyCellBackgroundColor(nsIDOMElement *destCell, nsIDOMElement *sourceCell);
 
-  // Reduce rowspan/colspan when cells span into non-existent rows/columns
+  // Reduce rowspan/colspan when cells span into nonexistent rows/columns
   NS_IMETHOD FixBadRowSpan(nsIDOMElement *aTable, PRInt32 aRowIndex, PRInt32& aNewRowCount);
   NS_IMETHOD FixBadColSpan(nsIDOMElement *aTable, PRInt32 aColIndex, PRInt32& aNewColCount);
 

editor/libeditor/html/tests/browserscope/lib/browserscope/README

@@ -18,7 +18,7 @@ http://localhost:8080/
 
 Note: the first time you hit the homepage it may take a little
 while - that's because it's trying to read out median times for all
-of the tests from a non-existent datastore and write to memcache.
+of the tests from a nonexistent datastore and write to memcache.
 Just be a lil patient.
 
 You can run the unit tests at:

js/src/config/rules.mk

@@ -1518,7 +1518,7 @@ normalizepath = $(foreach p,$(1),$(shell cygpath -m $(p)))
 else
 # assume MSYS
 #  We use 'pwd -W' to get DOS form of the path.  However, since the given path
-#  could be a file or a non-existent path, we cannot call 'pwd -W' directly
+#  could be a file or a nonexistent path, we cannot call 'pwd -W' directly
 #  on the path.  Instead, we extract the root path (i.e. "c:/"), call 'pwd -W'
 #  on it, then merge with the rest of the path.
 root-path = $(shell echo $(1) | sed -e "s|\(/[^/]*\)/\?\(.*\)|\1|")

js/src/jsarray.cpp

@@ -2783,7 +2783,7 @@ array_concat(JSContext *cx, uintN argc, jsval *vp)
                     }
 
                     /*
-                     * Per ECMA 262, 15.4.4.4, step 9, ignore non-existent
+                     * Per ECMA 262, 15.4.4.4, step 9, ignore nonexistent
                      * properties.
                      */
                     if (!hole &&

js/src/jsgc.cpp

@@ -413,7 +413,7 @@ JSGCChunkInfo::init(JSRuntime *rt)
 
     /*
      * For simplicity we set all bits to 1 including the high bits in the
-     * last word that corresponds to non-existing arenas. This is fine since
+     * last word that corresponds to nonexistent arenas. This is fine since
      * the arena scans the bitmap words from lowest to highest bits and the
      * allocation checks numFreeArenas before doing the search.
      */

js/src/jsinterp.cpp

@@ -1097,7 +1097,7 @@ js_CheckRedeclaration(JSContext *cx, JSObject *obj, jsid id, uintN attrs,
     /*
      * Both objp and propp must be either null or given. When given, *propp
      * must be null. This way we avoid an extra "if (propp) *propp = NULL" for
-     * the common case of a non-existing property.
+     * the common case of a nonexistent property.
      */
     JS_ASSERT(!objp == !propp);
     JS_ASSERT_IF(propp, !*propp);

js/src/jstracer.cpp

@@ -12986,7 +12986,7 @@ TraceRecorder::prop(JSObject* obj, LIns* obj_ins, uint32 *slotp, LIns** v_insp,
     PCVal pcval;
     CHECK_STATUS_A(test_property_cache(obj, obj_ins, obj2, pcval));
 
-    /* Check for non-existent property reference, which results in undefined. */
+    /* Check for nonexistent property reference, which results in undefined. */
     if (pcval.isNull()) {
         if (slotp)
             RETURN_STOP_A("property not found");

js/src/tests/js1_5/Regress/regress-156354.js

@@ -39,7 +39,7 @@
 /*
  *
  * Date:    16 September 2002
- * SUMMARY: Testing propertyIsEnumerable() on non-existent property
+ * SUMMARY: Testing propertyIsEnumerable() on nonexistent property
  * See http://bugzilla.mozilla.org/show_bug.cgi?id=156354
  *
  */
@@ -47,7 +47,7 @@
 var gTestfile = 'regress-156354.js';
 var UBound = 0;
 var BUGNUMBER = 156354;
-var summary = 'Testing propertyIsEnumerable() on non-existent property';
+var summary = 'Testing propertyIsEnumerable() on nonexistent property';
 var status = '';
 var statusitems = [];
 var actual = '';

js/src/tests/js1_5/extensions/getset-006.js

@@ -147,7 +147,7 @@ actual = [obj.__lookupSetter__(cnName), obj.__lookupGetter__(cnName)];
 expect = [cnNameSetter, cnNameGetter];
 addThis();
 
-status = 'In SECTION3 of test; looking up non-existent getter/setter';
+status = 'In SECTION3 of test; looking up nonexistent getter/setter';
 actual = [obj.__lookupSetter__(cnColor), obj.__lookupGetter__(cnColor)];
 expect = [undefined, undefined];
 addThis();

js/src/tests/js1_7/iterable/regress-341510.js

@@ -39,7 +39,7 @@ var gTestfile = 'regress-341510.js';
 //-----------------------------------------------------------------------------
 var BUGNUMBER = 341510;
 var summary = 'Iterators: crash in close handler with assignment to ' +
-  'non-existing name';
+  'nonexistent name';
 var actual = 'No Crash';
 var expect = 'No Crash';
 

js/src/xpconnect/tests/mochitest/test_cows.html

@@ -79,9 +79,9 @@ function COWTests() {
 
     try {
         if (strictCOW.foo)
-            ok(false, "non-existent property shouldn't be truthy.");
+            ok(false, "nonexistent property shouldn't be truthy.");
         else
-            ok(true, "'duck-typing' detection on non-existent prop " +
+            ok(true, "'duck-typing' detection on nonexistent prop " +
                      "should work.");
     } catch (e) {
         todo(false,

layout/generic/nsBlockFrame.h

@@ -96,7 +96,7 @@ class nsIntervalSet;
  * frame property that points to an nsFrameList in its
  * nsBlockReflowState. This list contains continuations for
  * floats whose prev-in-flow is in the block's regular float
- * list. The list is always empty/non-existent after the
+ * list. The list is always empty/nonexistent after the
  * block has been reflowed.
  * -- In all these frame lists, if there are two frames for
  * the same content appearing in the list, then the frames

layout/reftests/font-face/bug533251.html

@@ -16,7 +16,7 @@ body {
 }
 
 div { 
-  font-family: Bongo2020; /* non-existent font */ 
+  font-family: Bongo2020; /* nonexistent font */ 
   color: white;
 }
 

layout/reftests/xul-document-load/readme.txt

@@ -20,7 +20,7 @@ test006: Simple <?xml-stylesheet ?> instruction in the prolog has an effect and
 
 test007: Same as #006 for xul-overlay PI.
 
-test008: Handle stylesheet PIs pointing to non-existing resources gracefully.
+test008: Handle stylesheet PIs pointing to nonexistent resources gracefully.
 
 test009: Same as #008 for xul-overlay PIs
 

netwerk/test/TestCacheBlockFiles.cpp

@@ -249,7 +249,7 @@ main(void)
 
 
         //----------------------------------------------------------------
-        //  Test 1: Open non-existing file
+        //  Test 1: Open nonexistent file
         //----------------------------------------------------------------
         rv = blockFile->Open(localFile, 256);
         if (NS_FAILED(rv)) {
@@ -337,7 +337,7 @@ main(void)
 
 
         //----------------------------------------------------------------
-        //  Test 4: Open non-existing file (again)
+        //  Test 4: Open nonexistent file (again)
         //----------------------------------------------------------------
 
         // Delete existing file

netwerk/test/TestCacheService.cpp

@@ -109,14 +109,14 @@ TestMemoryObjectCache()
 
     nsCOMPtr<nsICacheEntryDescriptor> descriptor;
 
-    // Test ACCESS_READ for non-existent entry
+    // Test ACCESS_READ for nonexistent entry
     printf("\nTest ACCESS_READ:\n");
-    rv = session->OpenCacheEntry(NS_LITERAL_CSTRING("non-existent entry"),
+    rv = session->OpenCacheEntry(NS_LITERAL_CSTRING("nonexistent entry"),
                                  nsICache::ACCESS_READ,
                                  nsICache::BLOCKING,
                                  getter_AddRefs(descriptor));
     if (rv != NS_ERROR_CACHE_KEY_NOT_FOUND)
-        printf("OpenCacheEntry(ACCESS_READ) returned: %x for non-existent entry\n", rv);
+        printf("OpenCacheEntry(ACCESS_READ) returned: %x for nonexistent entry\n", rv);
 
     NS_NAMED_LITERAL_CSTRING(cacheKey, "http://www.mozilla.org/somekey");
 

netwerk/test/httpserver/httpd.js

@@ -597,7 +597,7 @@ nsHttpServer.prototype =
          (!directory.exists() || !directory.isDirectory())))
       throw Cr.NS_ERROR_INVALID_ARG;
 
-    // XXX determine behavior of non-existent /foo/bar when a /foo/bar/ mapping
+    // XXX determine behavior of nonexistent /foo/bar when a /foo/bar/ mapping
     //     exists!
 
     this._handler.registerDirectory(path, directory);
@@ -3548,7 +3548,7 @@ Response.prototype =
      * the processor (when it first is clear that body data is to be written
      * immediately, not buffered).  If this method is called first, accessing
      * bodyOutputStream will create the processor.  If only this method is
-     * called, we'll write nothing, neither headers nor the non-existent body,
+     * called, we'll write nothing, neither headers nor the nonexistent body,
      * until finish() is called.  Since that delay is easily avoided by simply
      * getting bodyOutputStream or calling write(""), we don't worry about it.
      */

netwerk/test/httpserver/test/test_basic_functionality.js

@@ -46,7 +46,7 @@ var tests =
             null, start_objHandler, null),
    new Test("http://localhost:4444/functionHandler",
             null, start_functionHandler, null),
-   new Test("http://localhost:4444/non-existent-path",
+   new Test("http://localhost:4444/nonexistent-path",
             null, start_non_existent_path, null),
    new Test("http://localhost:4444/lotsOfHeaders",
             null, start_lots_of_headers, null),

toolkit/components/passwordmgr/test/unit/test_storage_legacy_1.js

@@ -54,7 +54,7 @@ if (exists) {
     do_check_false(exists); // fail on purpose
 }
 
-testdesc = "Initialize with a non-existent data file";
+testdesc = "Initialize with a nonexistent data file";
 
 storage = LoginTest.initStorage(OUTDIR, filename);
 

toolkit/components/passwordmgr/test/unit/test_storage_legacy_2.js

@@ -49,7 +49,7 @@ dummyuser3.init("http://dummyhost2.mozilla.org", "http://cgi.site.com", null,
 testnum++;
 
 testdesc = "[ensuring file doesn't exist]";
-var filename="non-existent-file-"+Math.floor(Math.random() * 10000);
+var filename="nonexistent-file-"+Math.floor(Math.random() * 10000);
 var file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsILocalFile);
 file.initWithPath(OUTDIR);
 file.append(filename);

toolkit/components/passwordmgr/test/unit/test_storage_mozStorage_1.js

@@ -56,7 +56,7 @@ file.append(filename);
 if(file.exists())
     file.remove(false);
 
-testdesc = "Initialize with a non-existent data file";
+testdesc = "Initialize with a nonexistent data file";
 
 storage = LoginTest.reloadStorage(OUTDIR, filename);
 
@@ -225,7 +225,7 @@ testdesc = "Initialize with signons-06.txt (1 disabled, 1 login); test modifyLog
 storage = LoginTest.initStorage(INDIR, "signons-06.txt", OUTDIR, "signons-06-3.sqlite");
 LoginTest.checkStorageData(storage, ["https://www.site.net"], [testuser1]);
 
-// Try modifying a non-existent login
+// Try modifying a nonexistent login
 var err = null;
 try {
     storage.modifyLogin(testuser2, testuser1);

toolkit/components/passwordmgr/test/unit/test_storage_mozStorage_2.js

@@ -41,7 +41,7 @@ dummyuser3.init("http://dummyhost2.mozilla.org", "http://cgi.site.com", null,
 testnum++;
 
 testdesc = "[ensuring file doesn't exist]";
-var filename="non-existent-file-pwmgr.sqlite";
+var filename="nonexistent-file-pwmgr.sqlite";
 var file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsILocalFile);
 file.initWithPath(OUTDIR);
 file.append(filename);

toolkit/components/places/tests/queries/test_tags.js

@@ -266,7 +266,7 @@ var gTests = [
   },
 
   {
-    desc: "Querying history on nonexisting tags should return no results",
+    desc: "Querying history on nonexistent tags should return no results",
     run:   function () {
       doWithVisit(["foo", "bar", "baz"], function (aURI) {
         var [query, opts] = makeQuery(["bogus"]);
@@ -350,7 +350,7 @@ var gTests = [
   },
 
   {
-    desc: "Querying bookmarks on nonexisting tag should return no results",
+    desc: "Querying bookmarks on nonexistent tag should return no results",
     run:   function () {
       doWithBookmark(["foo", "bar", "baz"], function (aURI) {
         var [query, opts] = makeQuery(["bogus"]);

toolkit/components/places/tests/unit/test_isvisited.js

@@ -72,7 +72,7 @@ function run_test() {
   add_uri_to_history(uri3);
   do_check_true(gh.isVisited(uri3));
 
-  // check if a non-existent uri is visited
+  // check if a nonexistent uri is visited
   var uri4 = uri("http://foobarcheese.com");
   do_check_false(gh.isVisited(uri4));
 

toolkit/components/places/tests/unit/test_preventive_maintenance.js

@@ -194,7 +194,7 @@ tests.push({
     stmt.params['anno'] = this._usedPageAttribute;
     stmt.execute();
     stmt.finalize();
-    // Add an annotation with a nonexisting attribute
+    // Add an annotation with a nonexistent attribute
     stmt = mDBConn.createStatement("INSERT INTO moz_annos (place_id, anno_attribute_id) VALUES(:place_id, 1337)");
     stmt.params['place_id'] = this._placeId;
     stmt.execute();
@@ -241,7 +241,7 @@ tests.push({
     stmt.params['anno'] = this._usedPageAttribute;
     stmt.execute();
     stmt.reset();
-    // Add an annotation to a nonexisting page
+    // Add an annotation to a nonexistent page
     stmt.params['place_id'] = 1337;
     stmt.params['anno'] = this._usedPageAttribute;
     stmt.execute();
@@ -259,7 +259,7 @@ tests.push({
     stmt.params['anno'] = this._usedPageAttribute;
     do_check_true(stmt.executeStep());
     stmt.finalize();
-    // Check that an annotation to a nonexisting page has been removed
+    // Check that an annotation to a nonexistent page has been removed
     stmt = mDBConn.createStatement("SELECT id FROM moz_annos WHERE place_id = 1337");
     do_check_false(stmt.executeStep());
     stmt.finalize();
@@ -526,7 +526,7 @@ tests.push({
     this._placeId = addPlace();
     // Add a bookmark using the keyword
     this._validKeywordItemId = addBookmark(this._placeId, bs.TYPE_BOOKMARK, bs.unfiledBookmarksFolder, this._validKeywordId);
-    // Add a bookmark using a nonexisting keyword
+    // Add a bookmark using a nonexistent keyword
     this._invalidKeywordItemId = addBookmark(this._placeId, bs.TYPE_BOOKMARK, bs.unfiledBookmarksFolder, this._invalidKeywordId);
   },
 
@@ -893,7 +893,7 @@ tests.push({
     stmt.params['anno'] = this._usedItemAttribute;
     stmt.execute();
     stmt.finalize();
-    // Add an annotation with a nonexisting attribute
+    // Add an annotation with a nonexistent attribute
     stmt = mDBConn.createStatement("INSERT INTO moz_items_annos (item_id, anno_attribute_id) VALUES(:item_id, 1337)");
     stmt.params['item_id'] = this._bookmarkId;
     stmt.execute();
@@ -944,7 +944,7 @@ tests.push({
     stmt.params["anno"] = this._usedItemAttribute;
     stmt.execute();
     stmt.reset();
-    // Add an annotation to a nonexisting item
+    // Add an annotation to a nonexistent item
     stmt.params["item_id"] = this._invalidBookmarkId;
     stmt.params["anno"] = this._usedItemAttribute;
     stmt.execute();
@@ -962,7 +962,7 @@ tests.push({
     stmt.params['anno'] = this._usedItemAttribute;
     do_check_true(stmt.executeStep());
     stmt.finalize();
-    // Check that an annotation to a nonexisting page has been removed
+    // Check that an annotation to a nonexistent page has been removed
     stmt = mDBConn.createStatement("SELECT id FROM moz_items_annos WHERE item_id = 8888");
     do_check_false(stmt.executeStep());
     stmt.finalize();
@@ -1028,7 +1028,7 @@ tests.push({
     // Insert a place using the existing favicon entry
     this._validIconPlaceId = addPlace("http://www1.mozilla.org", 1);
 
-    // Insert a place using a nonexisting favicon entry
+    // Insert a place using a nonexistent favicon entry
     this._invalidIconPlaceId = addPlace("http://www2.mozilla.org", 1337);
   },
 

toolkit/components/satchel/test/unit/test_history_api.js

@@ -74,7 +74,7 @@ function run_test()
   // time-A/B/C/D checked below.
 
   // ===== 2 =====
-  // Test looking for non-existent / bogus data.
+  // Test looking for nonexistent / bogus data.
   testnum++;
   do_check_false(fh.nameExists("blah"));
   do_check_false(fh.nameExists(""));

toolkit/components/url-classifier/content/moz/preferences.js

@@ -168,7 +168,7 @@ G_Preferences.prototype.getPref = function(key, opt_default) {
 G_Preferences.prototype.clearPref = function(which) {
   try {
     // This throws if the pref doesn't exist, which is fine because a 
-    // non-existent pref is cleared
+    // nonexistent pref is cleared
     this.prefs_.clearUserPref(which);
   } catch(e) {}
 }

toolkit/components/url-classifier/content/moz/protocol4.js

@@ -144,7 +144,7 @@ function TEST_G_Protocol4Parser() {
     G_Assert(z, p.parse(t)["foo"] === "bar", "First in multiline");
     G_Assert(z, p.parse(t)["bar"] === "baz", "Second in multiline");
     G_Assert(z, p.parse(t)["bom"] === "yaz", "Third in multiline");
-    G_Assert(z, p.parse(t)[""] === undefined, "Non-existent in multiline");
+    G_Assert(z, p.parse(t)[""] === undefined, "Nonexistent in multiline");
     
     // Test serialization
 

toolkit/components/url-classifier/content/url-crypto-key-manager.js

@@ -458,7 +458,7 @@ function TEST_PROT_UrlCryptoKeyManager() {
 
     G_Assert(z, !km.hasKey(), "KM already has key?");
     km.maybeLoadOldKey();
-    G_Assert(z, !km.hasKey(), "KM loaded non-existent key?");
+    G_Assert(z, !km.hasKey(), "KM loaded nonexistent key?");
     km.onGetKeyResponse(null);
     G_Assert(z, !km.hasKey(), "KM got key from null response?");
     km.onGetKeyResponse("");

toolkit/content/tests/widgets/test_menulist_null_value.xul

@@ -79,7 +79,7 @@ function runTests()
   // and make sure the previous label is removed
   list.value = "this does not exist";
   is(list.value, "this does not exist", "Check the list value after setting it to something not associated witn an existing menuitem");
-  is(list.getAttribute("label"), "", "Check that the list label is empty after selecting a non-existent item");
+  is(list.getAttribute("label"), "", "Check that the list label is empty after selecting a nonexistent item");
 
   SimpleTest.finish();
 }

toolkit/mozapps/extensions/test/xpcshell/test_LightweightThemeManager.js

@@ -82,7 +82,7 @@ function run_test() {
   do_check_eq(ltm.usedThemes[7].id, "x1");
   do_check_eq(ltm.getUsedTheme("x0"), null);
 
-  ltm.forgetUsedTheme("nonexisting");
+  ltm.forgetUsedTheme("nonexistent");
   do_check_eq(ltm.usedThemes.length, 8);
   do_check_neq(ltm.currentTheme, null);
 

toolkit/mozapps/extensions/test/xpcshell/test_fuel.js

@@ -142,7 +142,7 @@ function run_test() {
       // test the value of the preference root
       do_check_eq(extensions.all[0].prefs.root, "extensions.addon1@tests.mozilla.org.");
 
-      // test getting non-existing values
+      // test getting nonexistent values
       var itemValue = inspector.prefs.getValue(testdata.missing, "default");
       do_check_eq(itemValue, "default");
 

uriloader/exthandler/nsHandlerService.js

@@ -419,7 +419,7 @@ HandlerService.prototype = {
       var typeID = this._getTypeID(this._getClass(aHandlerInfo), aHandlerInfo.type);
       found = this._hasLiteralAssertion(typeID, NC_VALUE, aHandlerInfo.type);
     } catch (e) {
-      // If the RDF threw (eg, corrupt file), treat as non-existent.
+      // If the RDF threw (eg, corrupt file), treat as nonexistent.
       found = false;
     }
 

uriloader/exthandler/tests/unit/test_handlerService.js

@@ -412,7 +412,7 @@ function run_test() {
   //**************************************************************************//
   // getTypeFromExtension tests
 
-  // test non-existent extension
+  // test nonexistent extension
   var lolType = handlerSvc.getTypeFromExtension("lolcat");
   do_check_eq(lolType, "");
 

widget/src/windows/nsWindowCE.h

@@ -75,7 +75,7 @@
 #define SHBrowseForFolderW(a)   SHBrowseForFolder(a)
 #endif
 
-// No-ops for non-existent ce global apis.
+// No-ops for nonexistent ce global apis.
 inline void FlashWindow(HWND window, BOOL ignore){}
 inline BOOL IsIconic(HWND inWnd){return false;}
 

xpcom/tests/TestHashtables.cpp

@@ -169,7 +169,7 @@ testTHashtable(nsTHashtable<EntityToUnicodeEntry>& hash, PRUint32 numEntries) {
     printf("Found %u\n", entry->mNode->mUnicode);
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
 
   EntityToUnicodeEntry* entry =
     hash.GetEntry("xxxy");
@@ -485,7 +485,7 @@ main(void) {
     printf("Found %s\n", str);
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (UniToEntity.Get(99446, &str)) {
     printf("FOUND! BAD!\n");
     exit (13);
@@ -550,7 +550,7 @@ main(void) {
     printf("Found %s\n", str);
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (UniToEntityL.Get(99446, &str)) {
     printf("FOUND! BAD!\n");
     exit (13);
@@ -619,7 +619,7 @@ main(void) {
     printf("Found %c\n", myChar->GetChar());
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (EntToUniClass.Get(NS_LITERAL_CSTRING("xxxx"), &myChar)) {
     printf("FOUND! BAD!\n");
     exit (19);
@@ -687,7 +687,7 @@ main(void) {
     printf("Found %c\n", myChar->GetChar());
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (EntToUniClassL.Get(NS_LITERAL_CSTRING("xxxx"), &myChar)) {
     printf("FOUND! BAD!\n");
     exit (19);
@@ -763,7 +763,7 @@ main(void) {
     printf("Found %c\n", myChar2);
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (EntToUniClass2.Get((nsISupports*) 0x55443316, &myChar2)) {
     printf("FOUND! BAD!\n");
     exit (25);
@@ -836,7 +836,7 @@ main(void) {
     printf("Found %s\n", str.get());
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   nsCOMPtr<IFoo> myEnt;
   if (UniToEntClass2.Get(9462, getter_AddRefs(myEnt))) {
     printf("FOUND! BAD!\n");
@@ -910,7 +910,7 @@ main(void) {
     printf("Found %s\n", str.get());
   }
 
-  printf("Testing non-existent entries...");
+  printf("Testing nonexistent entries...");
   if (UniToEntClass2L.Get(9462, getter_AddRefs(myEnt))) {
     printf("FOUND! BAD!\n");
     exit (31);

xpcom/tests/unit/test_iniProcessor.js

@@ -123,7 +123,7 @@ for (testnum = 1; testnum <= 15; testnum++) {
 
 // test writing to a new file.
 let newfile = do_get_file("data/");
-newfile.append("non-existent-file.ini");
+newfile.append("nonexistent-file.ini");
 if (newfile.exists())
     newfile.remove(false);
 do_check_false(newfile.exists());
@@ -141,7 +141,7 @@ parser.writeFile();
 do_check_true(newfile.exists());
 checkParserOutput(parser, {section: {key: "value"} });
 // read it in again, check for same data.
-parser = parserForFile("data/non-existent-file.ini");
+parser = parserForFile("data/nonexistent-file.ini");
 checkParserOutput(parser, {section: {key: "value"} });
 
 /* ========== 17 ========== */

xulrunner/app/xulrunner.js

@@ -37,7 +37,7 @@
 #filter substitution
 
 // We need to override the default values of these preferences since all.js
-// assumes these are in the navigator package, which for us is non-existent.
+// assumes these are in the navigator package, which for us is nonexistent.
 // XXX(darin): perhaps all.js should not be seamonkey specific
 pref("general.useragent.locale", "@AB_CD@");
 pref("font.language.group", "chrome://global/locale/intl.properties");