Reset gesture detection upon page navigation for Aura

content/public/browser/render_widget_host_view.h

Index: content/public/browser/render_widget_host_view.h
diff --git a/content/public/browser/render_widget_host_view.h b/content/public/browser/render_widget_host_view.h
index 8145c0b17401323aaebe890f8a1e611280b1aebd..f98f4230220f7397f3c2be64f4951ef73bfec428 100644
--- a/content/public/browser/render_widget_host_view.h
+++ b/content/public/browser/render_widget_host_view.h
@@ -138,6 +138,9 @@ class CONTENT_EXPORT RenderWidgetHostView {
   // deleted after this call.
   virtual void EndFrameSubscription() = 0;
 
+  // Cancel all the active touch events for the current main frame.
+  virtual void OnMainFrameNavigation() = 0;
+

[sadrul, 2015/02/03 01:26:16]

Maybe you should add this to RenderWidgetHostViewBase, instead of this public
interface? Also, it might be a good idea to get a content-owner opinion about
this change (e.g. nasko@). It looks like RWHV/RWH do not currently explicitly
deal with navigation. That might be deliberate, I am unsure.

 #if defined(OS_MACOSX)
   // Set the view's active state (i.e., tint state of controls).
   virtual void SetActive(bool active) = 0;