Reapplies all the IPC system work (reverts the revert r56272).

chrome/renderer/webplugin_delegate_proxy.cc

 // Copyright (c) 2009 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 "chrome/renderer/webplugin_delegate_proxy.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 18 matching lines @@
 #include "chrome/renderer/command_buffer_proxy.h"
 #include "chrome/renderer/plugin_channel_host.h"
 #include "chrome/renderer/render_thread.h"
 #include "chrome/renderer/render_view.h"
 #include "gfx/blit.h"
 #include "gfx/canvas_skia.h"
 #include "gfx/native_widget_types.h"
 #include "gfx/size.h"
 #include "grit/generated_resources.h"
 #include "grit/renderer_resources.h"
+#include "ipc/ipc_channel_handle.h"
 #include "net/base/mime_util.h"
 #include "printing/native_metafile.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebBindings.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebCursorInfo.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebDragData.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebVector.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebView.h"
@@ skipping 1509 matching lines @@
     if (index->mime_type == "application/x-vnd.moveplayer.qm" ||
         index->mime_type == "application/x-vnd.moveplay2.qm" ||
         index->mime_type == "application/x-vnd.movenetworks.qm" ||
         index->mime_type == "application/x-vnd.mnplayer.qm") {
       return true;
     }
   }
   return false;
 }
 #endif