Revert 207992: This looks like a reland of r207983, which was reverted in

trunk/src/content/renderer/renderer_webkitplatformsupport_impl.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 "content/renderer/renderer_webkitplatformsupport_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
 #include "base/metrics/histogram.h"
@@ skipping 13 matching lines @@
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/mime_registry_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
 #include "content/renderer/gamepad_shared_memory_reader.h"
 #include "content/renderer/hyphenator/hyphenator.h"
 #include "content/renderer/media/media_stream_dependency_factory.h"
 #include "content/renderer/media/renderer_webaudiodevice_impl.h"
-#include "content/renderer/media/renderer_webmidiaccessor_impl.h"
 #include "content/renderer/media/webcontentdecryptionmodule_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/renderer_clipboard_client.h"
 #include "content/renderer/webclipboard_impl.h"
 #include "content/renderer/websharedworkerrepository_impl.h"
 #include "googleurl/src/gurl.h"
 #include "gpu/config/gpu_info.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "media/audio/audio_output_device.h"
 #include "media/base/audio_hardware_config.h"
@@ skipping 40 matching lines @@
 #include "base/file_descriptor_posix.h"
 #endif
 
 using WebKit::WebAudioDevice;
 using WebKit::WebBlobRegistry;
 using WebKit::WebFileInfo;
 using WebKit::WebFileSystem;
 using WebKit::WebFrame;
 using WebKit::WebGamepads;
 using WebKit::WebIDBFactory;
-using WebKit::WebMIDIAccessor;
 using WebKit::Platform;
 using WebKit::WebMediaStreamCenter;
 using WebKit::WebMediaStreamCenterClient;
 using WebKit::WebRTCPeerConnectionHandler;
 using WebKit::WebRTCPeerConnectionHandlerClient;
 using WebKit::WebStorageNamespace;
 using WebKit::WebString;
 using WebKit::WebURL;
 using WebKit::WebVector;
 
@@ skipping 660 matching lines @@
 //------------------------------------------------------------------------------
 
 WebKit::WebContentDecryptionModule*
 RendererWebKitPlatformSupportImpl::createContentDecryptionModule(
     const WebKit::WebString& key_system) {
   return WebContentDecryptionModuleImpl::Create(key_system);
 }
 
 //------------------------------------------------------------------------------
 
-WebKit::WebMIDIAccessor*
-RendererWebKitPlatformSupportImpl::createMIDIAccessor(
-    WebKit::WebMIDIAccessorClient* client) {
-  return new RendererWebMIDIAccessorImpl(client);
-}
-
-//------------------------------------------------------------------------------
-
 WebKit::WebString
 RendererWebKitPlatformSupportImpl::signedPublicKeyAndChallengeString(
     unsigned key_size_index,
     const WebKit::WebString& challenge,
     const WebKit::WebURL& url) {
   std::string signed_public_key;
   RenderThread::Get()->Send(new ViewHostMsg_Keygen(
       static_cast<uint32>(key_size_index),
       challenge.utf8(),
       GURL(url),
@@ skipping 161 matching lines @@
 
 //------------------------------------------------------------------------------
 
 WebKit::WebString RendererWebKitPlatformSupportImpl::convertIDNToUnicode(
     const WebKit::WebString& host,
     const WebKit::WebString& languages) {
   return net::IDNToUnicode(host.utf8(), languages.utf8());
 }
 
 }  // namespace content