Move flash clipboard to the new proxy and add custom format support

content/renderer/pepper/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper/pepper_plugin_delegate_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.cc b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
index 5ed73d55abd67c672df99eaf6098c9d4549aa896..f0efd98b6c63cce12e64192ad7d76a3a179452f9 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
@@ -54,7 +54,6 @@
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/render_widget_fullscreen_pepper.h"
-#include "content/renderer/renderer_clipboard_client.h"
 #include "content/renderer/webplugin_delegate_proxy.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_channel_handle.h"
@@ -1864,9 +1863,4 @@ MouseLockDispatcher* PepperPluginDelegateImpl::GetMouseLockDispatcher(
   }
 }
 
-webkit_glue::ClipboardClient*
-    PepperPluginDelegateImpl::CreateClipboardClient() const {
-  return new RendererClipboardClient;
-}
-
 }  // namespace content