Reland of Android: support multiple displays on C++ side

content/public/test/test_renderer_host.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_TEST_TEST_RENDERER_HOST_H_
 #define CONTENT_PUBLIC_TEST_TEST_RENDERER_HOST_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 10 matching lines @@
 #if defined(USE_AURA)
 #include "ui/aura/test/aura_test_helper.h"
 #endif
 
 namespace aura {
 namespace test {
 class AuraTestHelper;
 }
 }
 
+namespace display {
+class Screen;
+}
+
 namespace ui {
 class ScopedOleInitializer;
 }
 
 namespace content {
 
 class BrowserContext;
 class ContentBrowserSanityChecker;
 class MockGpuChannelEstablishFactory;
 class MockRenderProcessHost;
@@ skipping 230 matching lines @@
 
   std::unique_ptr<WebContents> contents_;
 #if defined(OS_WIN)
   std::unique_ptr<ui::ScopedOleInitializer> ole_initializer_;
 #endif
 #if defined(USE_AURA)
   std::unique_ptr<aura::test::AuraTestHelper> aura_test_helper_;
 #endif
 #if defined(OS_ANDROID)
   std::unique_ptr<MockGpuChannelEstablishFactory> gpu_channel_factory_;
+  std::unique_ptr<display::Screen> screen_;
 #endif
   RenderViewHostTestEnabler rvh_test_enabler_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostTestHarness);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_TEST_RENDERER_HOST_H_