Completely revert all my IPC work to see if this was what regressed the page cycler.

chrome/common/render_messages_internal.h

Index: chrome/common/render_messages_internal.h
diff --git a/chrome/common/render_messages_internal.h b/chrome/common/render_messages_internal.h
index 4fa01b80d19afeda4e700cabbdba80b58612a478..11dc72452fc76eb366b43c34178d80c8199faba2 100644
--- a/chrome/common/render_messages_internal.h
+++ b/chrome/common/render_messages_internal.h
@@ -16,14 +16,25 @@
 #include "base/nullable_string16.h"
 #include "base/platform_file.h"
 #include "base/sync_socket.h"
+#include "base/time.h"
+#include "base/values.h"
 #include "chrome/common/content_settings.h"
+#include "chrome/common/extensions/update_manifest.h"
 #include "chrome/common/geoposition.h"
 #include "chrome/common/nacl_types.h"
 #include "chrome/common/notification_type.h"
 #include "chrome/common/page_zoom.h"
+#include "chrome/common/thumbnail_score.h"
 #include "chrome/common/translate_errors.h"
 #include "chrome/common/window_container_type.h"
+#include "gfx/rect.h"
+#include "ipc/ipc_channel_handle.h"
+#include "ipc/ipc_message.h"
 #include "ipc/ipc_message_macros.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "webkit/glue/dom_operations.h"
+#include "webkit/glue/form_field.h"
+#include "webkit/glue/webcursor.h"
 
 #if defined(OS_POSIX)
 #include "base/file_descriptor_posix.h"
@@ -41,15 +52,6 @@
 // Substitution map for l10n messages.
 typedef std::map<std::string, std::string> SubstitutionMap;
 
-class SkBitmap;
-struct ThumbnailScore;
-class WebCursor;
-
-namespace IPC {
-struct ChannelHandle;
-class Message;
-}
-
 //-----------------------------------------------------------------------------
 // RenderView messages
 // These are messages sent from the browser to the renderer process.
@@ -188,7 +190,7 @@ IPC_BEGIN_MESSAGES(View)
   //
   // This message must be sent just before sending a key event.
   IPC_MESSAGE_ROUTED1(ViewMsg_SetEditCommandsForNextKeyEvent,
-                      std::vector<EditCommand> /* edit_commands */)
+                      EditCommands /* edit_commands */)
 
   // Message payload is the name/value of a WebCore edit command to execute.
   IPC_MESSAGE_ROUTED2(ViewMsg_ExecuteEditCommand,