Backed out changeset 6036b8acdab5 (bug 1284395) for asserting in ChromeUtils::IsOriginAttributesEqualIgnoringAddonId at nsDocShell.cpp:8007 for Windows debug builds. r=backout

browser/base/content/browser.js

@@ -1128,7 +1128,6 @@ var gBrowserInit = {
       //                 [4]: allowThirdPartyFixup (bool)
       //                 [5]: referrerPolicy (int)
       //                 [6]: userContextId (int)
-      //                 [7]: originPrincipal (nsIPrincipal)
       else if (window.arguments.length >= 3) {
         let referrerURI = window.arguments[2];
         if (typeof(referrerURI) == "string") {
@@ -1143,10 +1142,7 @@ var gBrowserInit = {
         let userContextId = (window.arguments[6] != undefined ?
             window.arguments[6] : Ci.nsIScriptSecurityManager.DEFAULT_USER_CONTEXT_ID);
         loadURI(uriToLoad, referrerURI, window.arguments[3] || null,
-                window.arguments[4] || false, referrerPolicy, userContextId,
-                // pass the origin principal (if any) and force its use to create
-                // an initial about:blank viewer if present:
-                window.arguments[7], !!window.arguments[7]);
+                window.arguments[4] || false, referrerPolicy, userContextId);
         window.focus();
       }
       // Note: loadOneOrMoreURIs *must not* be called if window.arguments.length >= 3.
@@ -2037,17 +2033,14 @@ function BrowserTryToCloseWindow()
 }
 
 function loadURI(uri, referrer, postData, allowThirdPartyFixup, referrerPolicy,
-                 userContextId, originPrincipal, forceAboutBlankViewerInCurrent) {
+                 userContextId) {
   try {
     openLinkIn(uri, "current",
                { referrerURI: referrer,
                  referrerPolicy: referrerPolicy,
                  postData: postData,
                  allowThirdPartyFixup: allowThirdPartyFixup,
-                 userContextId: userContextId,
-                 originPrincipal,
-                 forceAboutBlankViewerInCurrent,
-               });
+                 userContextId: userContextId });
   } catch (e) {}
 }
 
@@ -5577,14 +5570,11 @@ function handleLinkClick(event, href, linkNode) {
   }
 
   urlSecurityCheck(href, doc.nodePrincipal);
-  let params = {
-    charset: doc.characterSet,
+  let params = { charset: doc.characterSet,
                  allowMixedContent: persistAllowMixedContentInChildTab,
                  referrerURI: referrerURI,
                  referrerPolicy: referrerPolicy,
-    noReferrer: BrowserUtils.linkHasNoReferrer(linkNode),
-    originPrincipal: doc.nodePrincipal,
-  };
+                 noReferrer: BrowserUtils.linkHasNoReferrer(linkNode) };
 
   // The new tab/window must use the same userContextId
   if (doc.nodePrincipal.originAttributes.userContextId) {

browser/base/content/content.js

@@ -503,7 +503,6 @@ var ClickEventHandler = {
           json.allowMixedContent = true;
         } catch (e) {}
       }
-      json.originPrincipal = ownerDoc.nodePrincipal;
 
       sendAsyncMessage("Content:Click", json);
       return;

browser/base/content/nsContextMenu.js

@@ -965,7 +965,6 @@ nsContextMenu.prototype = {
 
   _openLinkInParameters : function (extra) {
     let params = { charset: gContextMenuContentData.charSet,
-                   originPrincipal: this.principal,
                    referrerURI: gContextMenuContentData.documentURIObject,
                    referrerPolicy: gContextMenuContentData.referrerPolicy,
                    noReferrer: this.linkHasNoReferrer };

browser/base/content/tabbrowser.xml

@@ -1500,7 +1500,6 @@
             var aNoReferrer;
             var aUserContextId;
             var aRelatedBrowser;
-            var aOriginPrincipal;
             if (arguments.length == 2 &&
                 typeof arguments[1] == "object" &&
                 !(arguments[1] instanceof Ci.nsIURI)) {
@@ -1519,7 +1518,6 @@
               aNoReferrer           = params.noReferrer;
               aUserContextId        = params.userContextId;
               aRelatedBrowser       = params.relatedBrowser;
-              aOriginPrincipal      = params.originPrincipal;
             }
 
             var bgLoad = (aLoadInBackground != null) ? aLoadInBackground :
@@ -1539,7 +1537,6 @@
                                   forceNotRemote: aForceNotRemote,
                                   noReferrer: aNoReferrer,
                                   userContextId: aUserContextId,
-                                  originPrincipal: aOriginPrincipal,
                                   relatedBrowser: aRelatedBrowser });
             if (!bgLoad)
               this.selectedTab = tab;
@@ -1997,7 +1994,6 @@
             var aUserContextId;
             var aEventDetail;
             var aRelatedBrowser;
-            var aOriginPrincipal;
             if (arguments.length == 2 &&
                 typeof arguments[1] == "object" &&
                 !(arguments[1] instanceof Ci.nsIURI)) {
@@ -2017,7 +2013,6 @@
               aUserContextId        = params.userContextId;
               aEventDetail          = params.eventDetail;
               aRelatedBrowser       = params.relatedBrowser;
-              aOriginPrincipal      = params.originPrincipal;
             }
 
             // if we're adding tabs, we're past interrupt mode, ditch the owner
@@ -2097,10 +2092,6 @@
             var evt = new CustomEvent("TabOpen", { bubbles: true, detail });
             t.dispatchEvent(evt);
 
-            if (!usingPreloadedContent && aOriginPrincipal) {
-              b.createAboutBlankContentViewer(aOriginPrincipal);
-            }
-
             // If we didn't swap docShells with a preloaded browser
             // then let's just continue loading the page normally.
             if (!usingPreloadedContent && !uriIsAboutBlank) {

browser/base/content/test/general/browser.ini

@@ -342,7 +342,6 @@ subsuite = clipboard
 [browser_mixed_content_cert_override.js]
 [browser_mixedcontent_securityflags.js]
 tags = mcb
-[browser_modifiedclick_inherit_principal.js]
 [browser_offlineQuotaNotification.js]
 skip-if = buildapp == 'mulet'
 [browser_feed_discovery.js]

browser/base/content/test/general/browser_modifiedclick_inherit_principal.js

@@ -1,30 +0,0 @@
-"use strict";
-
-const kURL =
-  "http://example.com/browser/browser/base/content/test/general/dummy_page.html";
-  "data:text/html,<a href=''>Middle-click me</a>";
-
-/*
- * Check that when manually opening content JS links in new tabs/windows,
- * we use the correct principal, and we don't clear the URL bar.
- */
-add_task(function* () {
- yield BrowserTestUtils.withNewTab(kURL, function* (browser) {
-   let newTabPromise = BrowserTestUtils.waitForNewTab(gBrowser);
-   yield ContentTask.spawn(browser, null, function* () {
-     let a = content.document.createElement("a");
-     a.href = "javascript:document.write('spoof'); void(0);";
-     a.textContent = "Some link";
-     content.document.body.appendChild(a);
-   });
-   info("Added element");
-   yield BrowserTestUtils.synthesizeMouseAtCenter("a", {button: 1}, browser);
-   let newTab = yield newTabPromise;
-   is(newTab.linkedBrowser.contentPrincipal.origin, "http://example.com",
-      "Principal should be for example.com");
-   yield BrowserTestUtils.switchTab(gBrowser, newTab);
-   info(gURLBar.value);
-   isnot(gURLBar.value, "", "URL bar should not be empty.");
-   yield BrowserTestUtils.removeTab(newTab);
- });
-});

browser/base/content/utilityOverlay.js

@@ -222,9 +222,6 @@ function openLinkIn(url, where, params) {
   var aAllowPopups          = !!params.allowPopups;
   var aUserContextId        = params.userContextId;
   var aIndicateErrorPageLoad = params.indicateErrorPageLoad;
-  var aPrincipal            = params.originPrincipal;
-  var aForceAboutBlankViewerInCurrent =
-      params.forceAboutBlankViewerInCurrent;
 
   if (where == "save") {
     // TODO(1073187): propagate referrerPolicy.
@@ -293,7 +290,6 @@ function openLinkIn(url, where, params) {
     sa.AppendElement(allowThirdPartyFixupSupports);
     sa.AppendElement(referrerPolicySupports);
     sa.AppendElement(userContextIdSupports);
-    sa.AppendElement(aPrincipal);
 
     let features = "chrome,dialog=no,all";
     if (aIsPrivate) {
@@ -361,10 +357,6 @@ function openLinkIn(url, where, params) {
       flags |= Ci.nsIWebNavigation.LOAD_FLAGS_ERROR_LOAD_CHANGES_RV;
     }
 
-    if (aForceAboutBlankViewerInCurrent) {
-      w.gBrowser.selectedBrowser.createAboutBlankContentViewer(aPrincipal);
-    }
-
     w.gBrowser.loadURIWithFlags(url, {
       flags: flags,
       referrerURI: aNoReferrer ? null : aReferrerURI,
@@ -388,8 +380,7 @@ function openLinkIn(url, where, params) {
       skipAnimation: aSkipTabAnimation,
       allowMixedContent: aAllowMixedContent,
       noReferrer: aNoReferrer,
-      userContextId: aUserContextId,
-      originPrincipal: aPrincipal,
+      userContextId: aUserContextId
     });
     break;
   }

browser/modules/ContentClick.jsm

@@ -77,15 +77,12 @@ var ContentClick = {
 
     // Todo(903022): code for where == save
 
-    let params = {
-      charset: browser.characterSet,
+    let params = { charset: browser.characterSet,
                    referrerURI: browser.documentURI,
                    referrerPolicy: json.referrerPolicy,
                    noReferrer: json.noReferrer,
                    allowMixedContent: json.allowMixedContent,
-      isContentWindowPrivate: json.isContentWindowPrivate,
-      originPrincipal: json.originPrincipal,
-    };
+                   isContentWindowPrivate: json.isContentWindowPrivate};
 
     // The new tab/window must use the same userContextId.
     if (json.originAttributes.userContextId) {

toolkit/content/browser-child.js

@@ -565,13 +565,6 @@ addMessageListener("Browser:Thumbnail:GetOriginalURL", function (aMessage) {
   });
 });
 
-/**
- * Remote createAboutBlankContentViewer request handler.
- */
-addMessageListener("Browser:CreateAboutBlank", function(aMessage) {
-  docShell.createAboutBlankContentViewer(aMessage.data);
-});
-
 // The AddonsChild needs to be rooted so that it stays alive as long as
 // the tab.
 var AddonsChild = RemoteAddonsChild.init(this);

toolkit/content/widgets/browser.xml

@@ -1038,15 +1038,6 @@
         </body>
       </method>
 
-      <method name="createAboutBlankContentViewer">
-        <parameter name="aPrincipal"/>
-        <body>
-          <![CDATA[
-            this.docShell.createAboutBlankContentViewer(aPrincipal);
-          ]]>
-        </body>
-      </method>
-
       <field name="_AUTOSCROLL_SNAP">10</field>
       <field name="_scrolling">false</field>
       <field name="_startX">null</field>

toolkit/content/widgets/remote-browser.xml

@@ -561,15 +561,6 @@
           ]]>
         </body>
       </method>
-
-      <method name="createAboutBlankContentViewer">
-        <parameter name="aPrincipal"/>
-        <body>
-          <![CDATA[
-            this.messageManager.sendAsyncMessage("Browser:CreateAboutBlank", aPrincipal);
-          ]]>
-        </body>
-      </method>
     </implementation>
     <handlers>
       <handler event="dragstart">