Revert 183123

content/browser/renderer_host/clipboard_message_filter.h

Index: content/browser/renderer_host/clipboard_message_filter.h
===================================================================
--- content/browser/renderer_host/clipboard_message_filter.h	(revision 183210)
+++ content/browser/renderer_host/clipboard_message_filter.h	(working copy)
@@ -16,11 +16,9 @@
 
 namespace content {
 
-class BrowserContext;
-
 class ClipboardMessageFilter : public BrowserMessageFilter {
  public:
-  ClipboardMessageFilter(BrowserContext* browser_context);
+  ClipboardMessageFilter();
 
   virtual void OverrideThreadForMessage(
       const IPC::Message& message,
@@ -31,7 +29,7 @@
   virtual ~ClipboardMessageFilter();
 
   void OnWriteObjectsAsync(const ui::Clipboard::ObjectMap& objects);
-  void OnWriteObjectsSync(ui::Clipboard::ObjectMap objects,
+  void OnWriteObjectsSync(const ui::Clipboard::ObjectMap& objects,
                           base::SharedMemoryHandle bitmap_handle);
 
   void OnGetSequenceNumber(const ui::Clipboard::Buffer buffer,
@@ -66,8 +64,6 @@
   // thread.
   static ui::Clipboard* GetClipboard();
 
-  BrowserContext* const browser_context_;
-
   DISALLOW_COPY_AND_ASSIGN(ClipboardMessageFilter);
 };