Convert PepperBrowserConnection to be a RenderFrameObserver.

content/renderer/pepper/pepper_browser_connection.cc

Index: content/renderer/pepper/pepper_browser_connection.cc
===================================================================
--- content/renderer/pepper/pepper_browser_connection.cc	(revision 238258)
+++ content/renderer/pepper/pepper_browser_connection.cc	(working copy)
@@ -9,16 +9,16 @@
 #include "base/logging.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/pepper/pepper_in_process_router.h"
-#include "content/renderer/render_view_impl.h"
+#include "content/renderer/render_frame_impl.h"
 #include "ipc/ipc_message_macros.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/resource_message_params.h"
 
 namespace content {
 
-PepperBrowserConnection::PepperBrowserConnection(RenderView* render_view)
-    : RenderViewObserver(render_view),
-      RenderViewObserverTracker<PepperBrowserConnection>(render_view),
+PepperBrowserConnection::PepperBrowserConnection(RenderFrame* render_frame)
+    : RenderFrameObserver(render_frame),
+      RenderFrameObserverTracker<PepperBrowserConnection>(render_frame),
       next_sequence_number_(1) {
 }