Revert 172287

content/renderer/gpu/input_event_filter.cc

Index: content/renderer/gpu/input_event_filter.cc
===================================================================
--- content/renderer/gpu/input_event_filter.cc	(revision 173178)
+++ content/renderer/gpu/input_event_filter.cc	(working copy)
@@ -11,18 +11,6 @@
 
 using WebKit::WebInputEvent;
 
-namespace {
-
-bool IsImeEvent(const IPC::Message& message) {
-  return (message.type() == ViewMsg_ImeSetComposition::ID ||
-          message.type() == ViewMsg_ImeConfirmComposition::ID ||
-          message.type() == ViewMsg_SetCompositionFromExistingText::ID ||
-          message.type() == ViewMsg_SetEditableSelectionOffsets::ID ||
-          message.type() == ViewMsg_ExtendSelectionAndDelete::ID);
-}
-
-}
-
 namespace content {
 
 InputEventFilter::InputEventFilter(IPC::Listener* main_listener,
@@ -52,7 +40,6 @@
 
   SendACK(messages_.front(), INPUT_EVENT_ACK_STATE_CONSUMED);
   messages_.pop();
-  ForwardPendingImeEvents();
 }
 
 void InputEventFilter::DidNotHandleInputEvent(bool send_to_widget) {
@@ -71,7 +58,6 @@
     SendACK(messages_.front(), INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS);
   }
   messages_.pop();
-  ForwardPendingImeEvents();
 }
 
 void InputEventFilter::OnFilterAdded(IPC::Channel* channel) {
@@ -88,9 +74,6 @@
 }
 
 bool InputEventFilter::OnMessageReceived(const IPC::Message& message) {
-  if (IsImeEvent(message))
-    return QueueImeEvent(message);
-
   if (message.type() != ViewMsg_HandleInputEvent::ID)
     return false;
 
@@ -162,21 +145,4 @@
       new ViewHostMsg_HandleInputEvent_ACK(routing_id, event_type, ack_result));
 }
 
-bool InputEventFilter::QueueImeEvent(const IPC::Message& message) {
-  if (messages_.empty())
-    return false;
-  messages_.push(message);
-  return true;
-}
-
-void InputEventFilter::ForwardPendingImeEvents() {
-  while (!messages_.empty() && IsImeEvent(messages_.front())) {
-    main_loop_->PostTask(
-        FROM_HERE,
-        base::Bind(&InputEventFilter::ForwardToMainListener,
-                   this, messages_.front()));
-    messages_.pop();
-  }
-}
-
 }  // namespace content