Route touchmove existence notifications to the TouchEventQueue

content/browser/renderer_host/input/input_router_impl.cc

Index: content/browser/renderer_host/input/input_router_impl.cc
diff --git a/content/browser/renderer_host/input/input_router_impl.cc b/content/browser/renderer_host/input/input_router_impl.cc
index b0198962fe284e3a677657e219253e78ec2662a3..1ef5056d99d765a3b6d6fa4ef5b6951eb05ff36c 100644
--- a/content/browser/renderer_host/input/input_router_impl.cc
+++ b/content/browser/renderer_host/input/input_router_impl.cc
@@ -21,7 +21,6 @@
 #include "content/common/input/touch_action.h"
 #include "content/common/input/web_touch_event_traits.h"
 #include "content/common/input_messages.h"
-#include "content/common/view_messages.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/user_metrics.h"
@@ -270,8 +269,10 @@ bool InputRouterImpl::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(InputHostMsg_SelectRange_ACK, OnSelectMessageAck)
     IPC_MESSAGE_HANDLER(InputHostMsg_MoveRangeSelectionExtent_ACK,
                         OnSelectMessageAck)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_HasTouchEventHandlers,
+    IPC_MESSAGE_HANDLER(InputHostMsg_HasTouchEventHandlers,
                         OnHasTouchEventHandlers)
+    IPC_MESSAGE_HANDLER(InputHostMsg_HasTouchMoveEventHandlers,
+                        OnHasTouchMoveEventHandlers)
     IPC_MESSAGE_HANDLER(InputHostMsg_SetTouchAction,
                         OnSetTouchAction)
     IPC_MESSAGE_HANDLER(InputHostMsg_DidStopFlinging, OnDidStopFlinging)
@@ -486,6 +487,13 @@ void InputRouterImpl::OnHasTouchEventHandlers(bool has_handlers) {
   client_->OnHasTouchEventHandlers(has_handlers);
 }
 
+void InputRouterImpl::OnHasTouchMoveEventHandlers(bool has_handlers) {
+  TRACE_EVENT1("input", "InputRouterImpl::OnHasTouchMoveEventHandlers",
+               "has_handlers", has_handlers);
+
+  touch_event_queue_.OnHasTouchMoveEventHandlers(has_handlers);
+}
+
 void InputRouterImpl::OnSetTouchAction(TouchAction touch_action) {
   // Synthetic touchstart events should get filtered out in RenderWidget.
   DCHECK(touch_event_queue_.IsPendingAckTouchStart());