Add latency info to input events sent to RenderWidget.

content/browser/renderer_host/touchpad_tap_suppression_controller.h

Index: content/browser/renderer_host/touchpad_tap_suppression_controller.h
diff --git a/content/browser/renderer_host/touchpad_tap_suppression_controller.h b/content/browser/renderer_host/touchpad_tap_suppression_controller.h
index 874bc8f009747a6cef12a790f1a3483f274ce8dd..0c97e2e5838e934cd23418361bf5de1c960186e7 100644
--- a/content/browser/renderer_host/touchpad_tap_suppression_controller.h
+++ b/content/browser/renderer_host/touchpad_tap_suppression_controller.h
@@ -6,6 +6,7 @@
 #define CONTENT_BROWSER_RENDERER_HOST_TOUCHPAD_TAP_SUPPRESSION_CONTROLLER_H_
 
 #include "base/memory/scoped_ptr.h"
+#include "cc/debug/latency_info.h"
 #include "content/browser/renderer_host/tap_suppression_controller_client.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
 
@@ -31,7 +32,8 @@ class TouchpadTapSuppressionController : public TapSuppressionControllerClient {
   // Should be called on arrival of MouseDown events. Returns true if the caller
   // should stop normal handling of the MouseDown. In this case, the caller is
   // responsible for saving the event for later use, if needed.
-  bool ShouldDeferMouseDown(const WebKit::WebMouseEvent& event);
+  bool ShouldDeferMouseDown(const WebKit::WebMouseEvent& event,
+                            const cc::LatencyInfo& latency_info);
 
   // Should be called on arrival of MouseUp events. Returns true if the caller
   // should stop normal handling of the MouseUp.
@@ -49,6 +51,7 @@ class TouchpadTapSuppressionController : public TapSuppressionControllerClient {
 
   RenderWidgetHostImpl* render_widget_host_;
   WebKit::WebMouseEvent stashed_mouse_down_;
+  cc::LatencyInfo stashed_latency_info_;
 
   // The core controller of tap suppression.
   scoped_ptr<TapSuppressionController> controller_;