WebView: Cleanup class/struct forward declarations

android_webview/browser/test/rendering_test.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ANDROID_WEBVIEW_BROWSER_TEST_RENDERING_TEST_H_
 #define ANDROID_WEBVIEW_BROWSER_TEST_RENDERING_TEST_H_
 
 #include <memory>
 
 #include "android_webview/browser/browser_view_renderer_client.h"
@@ skipping 21 matching lines @@
 namespace ui {
 class TouchHandleDrawable;
 }
 
 namespace android_webview {
 
 class BrowserViewRenderer;
 class CompositorFrameConsumer;
 class CompositorFrameProducer;
 class FakeWindow;
-class RenderThreadManager;
-struct ParentCompositorDrawConstraints;
 
 class RenderingTest : public testing::Test,
                       public BrowserViewRendererClient,
                       public WindowHooks {
  public:
   // BrowserViewRendererClient overrides.
   void OnNewPicture() override;
   void PostInvalidate() override;
   gfx::Point GetLocationOnScreen() override;
   void ScrollContainerViewTo(const gfx::Vector2d& new_value) override {}
@@ skipping 52 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderingTest);
 };
 
 #define RENDERING_TEST_F(TEST_FIXTURE_NAME)         \
   TEST_F(TEST_FIXTURE_NAME, RunTest) { RunTest(); } \
   class NeedsSemicolon##TEST_FIXTURE_NAME {}
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_BROWSER_TEST_RENDERING_TEST_H_