Bug 1196089 - Treat script sources introduced by DOM timers as anonymous. r=davidwalsh

Differential Revision: https://phabricator.services.mozilla.com/D83410

devtools/server/actors/utils/source-url.js

@@ -26,8 +26,7 @@ function getDebuggerSourceURL(source) {
     introType === "debugger eval" ||
     introType === "Function" ||
     introType === "eventHandler" ||
-    introType === "setTimeout" ||
-    introType === "setInterval"
+    introType === "domTimer"
   ) {
     return null;
   }

dom/base/nsGlobalWindowInner.cpp

@@ -5744,6 +5744,7 @@ bool WindowScriptTimeoutHandler::Call(const char* aExecutionReason) {
   JS::CompileOptions options(aes.cx());
   options.setFileAndLine(mFileName.get(), mLineNo);
   options.setNoScriptRval(true);
+  options.setIntroductionType("domTimer");
   JS::Rooted<JSObject*> global(aes.cx(), mGlobal->GetGlobalJSObject());
   {
     nsJSUtils::ExecutionContext exec(aes.cx(), global);

dom/workers/WorkerScope.cpp

@@ -95,6 +95,7 @@ bool WorkerScriptTimeoutHandler::Call(const char* aExecutionReason) {
   JSContext* cx = aes.cx();
   JS::CompileOptions options(cx);
   options.setFileAndLine(mFileName.get(), mLineNo).setNoScriptRval(true);
+  options.setIntroductionType("domTimer");
 
   JS::Rooted<JS::Value> unused(cx);
   JS::SourceText<char16_t> srcBuf;

js/src/doc/Debugger/Debugger.Source.md

@@ -205,9 +205,7 @@ one of the following values:
 
 * `"javascriptURL"`, for code presented in `javascript:` URLs.
 
-* `"setTimeout"`, for code passed to `setTimeout` as a string.
-
-* `"setInterval"`, for code passed to `setInterval` as a string.
+* `"domTimer"`, for code passed to `setTimeout`/`setInterval` as a string.
 
 * `undefined`, if the implementation doesn't know how the code was
   introduced.