import changes from `dev' branch of rmottola/Arctic-Fox:

- Bug 1165162 - Rework the nsIScriptSecurityManager principal-minting API to be originAttributes-centric. r=gabor,r=bholley,sr=sicking (269536132)
- pointer style and mispatch (38b32b3bc)
- more misspatch & pointer style (ff2bc3057)
- Bug 1164014 - Fixing defaultShims. r=billm (bcf7f671a)
- Bug 1164014 - Workaround for GC bug 1172193. r=gkrizsanits (b25cf4dea)
- Bug 1158427 - r=roc (64037cb2c)
- Bug 1157994 - Ensure AudioContext operations are started and resolved in the same order. r=roc (757de0f81)
- Bug 1127188 - Properly handle AudioContext.close() calls right after the creation of an AudioContext. r=ehsan (88362873f)
- Bug 1164011 - interposition for CPOWS. r=billm (24a8134f6)
- Bug 1164014 - Shim optimization. r=billm (9a8498684)
- Bug 1178581 - Interning does not and should not imply infinite lifetime; r=sfink (91dfc5b77)
- Bug 1171053 - Remove JS_BindCallable. r=efaust (2e59b8c62)
- Bug 1174372 - Initialize ExecutableAllocator static fields in JS_Init. r=luke (d02620196)
- missing uid of 968334 (3c73a17db)
- missing uuid of 1152577 (13d58364c)
- add missing uuid of 1050500 (16c61b629)
- Bug 110567 - Remove nsIDocShell::GetURLSearchParams(), r=smaug (5018a0936)
- Bug 1132518, add a flag to nsIFrameTraversal to skip the popup checks, r=mats (8482fd8fd)
- Bug 1132518, make document navigation with F6/Shift+F6 work in e10s. This combines the document and tab navigation mechanisms together, r=smaug (2085e999b)
- Bug 1160307 - Capture async stack frames on Javascript timeline markers. r=fitzgen, r=smaug, r=Paolo (95c3e6b95)

dom/base/ScriptSettings.cpp

@@ -600,7 +600,8 @@ AutoEntryScript::DocshellEntryMonitor::DocshellEntryMonitor(JSContext* aCx,
 
 void
 AutoEntryScript::DocshellEntryMonitor::Entry(JSContext* aCx, JSFunction* aFunction,
-                                             JSScript* aScript)
+                                             JSScript* aScript, JS::Handle<JS::Value> aAsyncStack,
+                                             JS::Handle<JSString*> aAsyncCause)
 {
   JS::Rooted<JSFunction*> rootedFunction(aCx);
   if (aFunction) {
@@ -645,10 +646,13 @@ AutoEntryScript::DocshellEntryMonitor::Entry(JSContext* aCx, JSFunction* aFuncti
     const char16_t* functionNameChars = functionName.isTwoByte() ?
       functionName.twoByteChars() : nullptr;
 
+    JS::Rooted<JS::Value> asyncCauseValue(aCx, aAsyncCause ? StringValue(aAsyncCause) :
+                                          JS::NullValue());
     docShellForJSRunToCompletion->NotifyJSRunToCompletionStart(mReason,
                                                                functionNameChars,
                                                                filename.BeginReading(),
-                                                               lineNumber);
+                                                               lineNumber, aAsyncStack,
+                                                               asyncCauseValue);
   }
 }