RemoteBridgeFrameOwner: keep better track of the attached frame

third_party/WebKit/Source/core/loader/FrameFetchContextTest.cpp

 /*
  * Copyright (c) 2015, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 54 matching lines @@
 
 private:
     explicit StubFrameLoaderClientWithParent(Frame* parent)
         : m_parent(parent)
     {
     }
 
     RawPtrWillBeMember<Frame> m_parent;
 };
 
-class StubFrameOwner : public NoBaseWillBeGarbageCollectedFinalized<StubFrameOwner>, public FrameOwner {
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(StubFrameOwner);
-public:
-    static PassOwnPtrWillBeRawPtr<StubFrameOwner> create()
-    {
-        return adoptPtrWillBeNoop(new StubFrameOwner);
-    }
-
-    DEFINE_INLINE_VIRTUAL_TRACE() { FrameOwner::trace(visitor); }
-
-    bool isLocal() const override { return false; }
-    SandboxFlags getSandboxFlags() const override { return SandboxNone; }
-    void dispatchLoad() override { }
-    void renderFallbackContent() override { }
-    ScrollbarMode scrollingMode() const override { return ScrollbarAuto; }
-    int marginWidth() const override { return -1; }
-    int marginHeight() const override { return -1; }
-};
-
 class MockFrameLoaderClient : public EmptyFrameLoaderClient {
 public:
     MockFrameLoaderClient()
         : EmptyFrameLoaderClient()
     {
     }
     MOCK_METHOD4(didDisplayContentWithCertificateErrors, void(const KURL&, const CString&, const WebURL&, const CString&));
 };
 
 class FrameFetchContextTest : public ::testing::Test {
@@ skipping 624 matching lines @@
         fetchContext->addAdditionalRequestHeaders(mainRequest, FetchMainResource);
         EXPECT_EQ(mainRequest.isExternalRequest(), test.isExternalExpectation);
 
         ResourceRequest subRequest(test.url);
         fetchContext->addAdditionalRequestHeaders(subRequest, FetchSubresource);
         EXPECT_EQ(subRequest.isExternalRequest(), test.isExternalExpectation);
     }
 }
 
 } // namespace blink