Revert "Send input event IPCs directly from the UI thread"

content/public/test/mock_render_process_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_MOCK_RENDER_PROCESS_HOST_H_
 #define CONTENT_PUBLIC_TEST_MOCK_RENDER_PROCESS_HOST_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
@@ skipping 56 matching lines @@
   void SetIgnoreInputEvents(bool ignore_input_events) override;
   bool IgnoreInputEvents() const override;
   void Cleanup() override;
   void AddPendingView() override;
   void RemovePendingView() override;
   void SetSuddenTerminationAllowed(bool allowed) override;
   bool SuddenTerminationAllowed() const override;
   BrowserContext* GetBrowserContext() const override;
   bool InSameStoragePartition(StoragePartition* partition) const override;
   IPC::ChannelProxy* GetChannel() override;
-  IPC::Sender* GetImmediateSender() override;
-  IPC::Sender* GetIOThreadSender() override;
   void AddFilter(BrowserMessageFilter* filter) override;
   bool FastShutdownForPageCount(size_t count) override;
   base::TimeDelta GetChildProcessIdleTime() const override;
   void FilterURL(bool empty_allowed, GURL* url) override;
 #if defined(ENABLE_WEBRTC)
   void EnableAudioDebugRecordings(const base::FilePath& file) override;
   void DisableAudioDebugRecordings() override;
   void EnableEventLogRecordings(const base::FilePath& file) override;
   void DisableEventLogRecordings() override;
   void SetWebRtcLogMessageCallback(
@@ skipping 97 matching lines @@
   // for deleting all MockRenderProcessHosts that have not deleted by a test in
   // the destructor and prevent them from being leaked.
   mutable ScopedVector<MockRenderProcessHost> processes_;
 
   DISALLOW_COPY_AND_ASSIGN(MockRenderProcessHostFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_MOCK_RENDER_PROCESS_HOST_H_