Bug 1070842 - Factor script error event dispatch into a separate function. r=bz

dom/base/nsJSEnvironment.cpp

@@ -486,10 +486,17 @@ SystemErrorReporter(JSContext *cx, const char *message, JSErrorReport *report)
 
     // Otherwise, we need to asynchronously invoke onerror before we can decide
     // whether or not to report the error to the console.
-    nsContentUtils::AddScriptRunner(new ScriptErrorEvent(win, JS_GetRuntime(cx), xpcReport, exception));
+    DispatchScriptErrorEvent(win, JS_GetRuntime(cx), xpcReport, exception);
   }
 }
 
+void
+DispatchScriptErrorEvent(nsPIDOMWindow *win, JSRuntime *rt, xpc::ErrorReport *xpcReport,
+                         JS::Handle<JS::Value> exception)
+{
+  nsContentUtils::AddScriptRunner(new ScriptErrorEvent(win, rt, xpcReport, exception));
+}
+
 } /* namespace xpc */
 
 #ifdef DEBUG

js/xpconnect/src/xpcpublic.h

@@ -532,6 +532,10 @@ class ErrorReport {
     ~ErrorReport() {}
 };
 
+void
+DispatchScriptErrorEvent(nsPIDOMWindow *win, JSRuntime *rt, xpc::ErrorReport *xpcReport,
+                         JS::Handle<JS::Value> exception);
+
 } // namespace xpc
 
 namespace mozilla {