[Reland] Post loading tasks on the appropriate WebFrameScheduler's queue

third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp

Index: third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp
diff --git a/third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp b/third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp
index f5cf582b10afa5caa7f0638066d5ed9f6dee2da8..68adfdf86eadba44b176cc6fdbaef1c0092c22dd 100644
--- a/third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp
+++ b/third_party/WebKit/Source/core/dom/ScriptRunnerTest.cpp
@@ -72,7 +72,7 @@ public:
     explicit MockWebTaskRunner(Deque<OwnPtr<WebTaskRunner::Task>>* tasks) : m_tasks(tasks) { }
     ~MockWebTaskRunner() override { }
 
-    virtual void postTask(const WebTraceLocation&, Task* task)
+    void postTask(const WebTraceLocation&, Task* task) override
     {
         m_tasks->append(adoptPtr(task));
     }
@@ -82,6 +82,12 @@ public:
         ASSERT_NOT_REACHED();
     }
 
+    WebTaskRunner* clone() override
+    {
+        ASSERT_NOT_REACHED();
+        return nullptr;
+    }
+
     Deque<OwnPtr<WebTaskRunner::Task>>* m_tasks; // NOT OWNED
 };