Move LayoutAndPaintAsyncThen to a separate compilation unit.

components/test_runner/test_runner.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 COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_
 #define COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_
 
 #include <stdint.h>
 
 #include <deque>
@@ skipping 41 matching lines @@
 class WebTestProxyBase;
 
 class TestRunner : public WebTestRunner {
  public:
   explicit TestRunner(TestInterfaces*);
   virtual ~TestRunner();
 
   void Install(blink::WebFrame* frame);
 
   void SetDelegate(WebTestDelegate*);
-  void SetWebView(blink::WebView*, WebTestProxyBase*);
+  void SetWebView(blink::WebView*);
 
   void Reset();
 
   void SetTestIsRunning(bool);
   bool TestIsRunning() const { return test_is_running_; }
 
   bool UseMockTheme() const { return use_mock_theme_; }
 
   // WebTestRunner implementation.
   bool ShouldGeneratePixelResults() override;
@@ skipping 710 matching lines @@
   std::string custom_text_output_;
 
   std::set<std::string> http_headers_to_clear_;
 
   // WAV audio data is stored here.
   std::vector<unsigned char> audio_data_;
 
   TestInterfaces* test_interfaces_;
   WebTestDelegate* delegate_;
   blink::WebView* web_view_;
-  WebTestProxyBase* proxy_;
 
   // This is non-0 IFF a load is in progress.
   blink::WebFrame* top_loading_frame_;
 
   // WebContentSettingsClient mock object.
   scoped_ptr<MockContentSettingsClient> mock_content_settings_client_;
 
   bool pointer_locked_;
   enum {
     PointerLockWillSucceed,
@@ skipping 22 matching lines @@
   std::set<blink::WebView*> views_with_scheduled_animations_;
 
   base::WeakPtrFactory<TestRunner> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRunner);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_