Bug 981218 - Stop using a default compartment object in the IndexedDB and ProxyAutoConfig JSRuntimes. r=bobowen

dom/indexedDB/IDBObjectStore.cpp

@@ -650,7 +650,6 @@ class ThreadLocalJSRuntime
                                  JS::FireOnNewGlobalHook);
     NS_ENSURE_TRUE(mGlobal, NS_ERROR_OUT_OF_MEMORY);
 
-    js::SetDefaultObjectForContext(mContext, mGlobal);
     return NS_OK;
   }
 

netwerk/base/src/ProxyAutoConfig.cpp

@@ -581,7 +581,6 @@ private:
     JS::Rooted<JSObject*> global(mContext, mGlobal);
 
     JSAutoCompartment ac(mContext, global);
-    js::SetDefaultObjectForContext(mContext, global);
     JS_InitStandardClasses(mContext, global);
 
     JS_SetErrorReporter(mContext, PACErrorReporter);