Adding support for overriding TestWebKitPlatformSupport in DumpRenderTree

webkit/support/test_webkit_platform_support.cc

 // 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.
 
 #include "webkit/support/test_webkit_platform_support.h"
 
 #include "base/file_util.h"
 #include "base/metrics/stats_counters.h"
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 50 matching lines @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/win/WebThemeEngine.h"
 #include "webkit/tools/test_shell/test_shell_webthemeengine.h"
 #elif defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
 #elif defined(OS_POSIX) && !defined(OS_ANDROID)
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/linux/WebThemeEngine.h"
 #endif
 
 using WebKit::WebScriptController;
 
-TestWebKitPlatformSupport::TestWebKitPlatformSupport(bool unit_test_mode)
-      : unit_test_mode_(unit_test_mode) {
+TestWebKitPlatformSupport::TestWebKitPlatformSupport(bool unit_test_mode,
+    WebKit::Platform* shadow_platform_delegate)
+    : unit_test_mode_(unit_test_mode),
+      shadow_platform_delegate_(shadow_platform_delegate) {
   v8::V8::SetCounterFunction(base::StatsTable::FindLocation);
 
   WebKit::initialize(this);
   WebKit::setLayoutTestMode(true);
   WebKit::WebSecurityPolicy::registerURLSchemeAsLocal(
       WebKit::WebString::fromUTF8("test-shell-resource"));
   WebKit::WebSecurityPolicy::registerURLSchemeAsNoAccess(
       WebKit::WebString::fromUTF8("test-shell-resource"));
   WebKit::WebSecurityPolicy::registerURLSchemeAsDisplayIsolated(
       WebKit::WebString::fromUTF8("test-shell-resource"));
@@ skipping 407 matching lines @@
     const webkit_glue::ResourceLoaderBridge::RequestInfo& request_info) {
   return SimpleResourceLoaderBridge::Create(request_info);
 }
 
 webkit_glue::WebSocketStreamHandleBridge*
 TestWebKitPlatformSupport::CreateWebSocketBridge(
     WebKit::WebSocketStreamHandle* handle,
     webkit_glue::WebSocketStreamHandleDelegate* delegate) {
   return SimpleSocketStreamBridge::Create(handle, delegate);
 }
+
+WebKit::WebMediaStreamCenter*
+TestWebKitPlatformSupport::createMediaStreamCenter(
+    WebKit::WebMediaStreamCenterClient* client) {
+  if (shadow_platform_delegate_)
+    return shadow_platform_delegate_->createMediaStreamCenter(client);
+  else
+    return webkit_glue::WebKitPlatformSupportImpl::createMediaStreamCenter(
+        client);
+}