aura-touch: Refactor some code so that both cros and win-aura can share some code.

content/browser/renderer_host/web_input_event_aura.h

Index: content/browser/renderer_host/web_input_event_aura.h
diff --git a/content/browser/renderer_host/web_input_event_aura.h b/content/browser/renderer_host/web_input_event_aura.h
index 437366078f9f7aa475dbffd91bb0b0e521271252..7085db14a18bc94936043a453d0e475dddd9e736 100644
--- a/content/browser/renderer_host/web_input_event_aura.h
+++ b/content/browser/renderer_host/web_input_event_aura.h
@@ -33,14 +33,6 @@ CONTENT_EXPORT WebKit::WebGestureEvent MakeWebGestureEvent(
     ui::ScrollEvent* event);
 CONTENT_EXPORT WebKit::WebGestureEvent MakeWebGestureEventFlingCancel();
 
-// Updates the WebTouchEvent based on the TouchEvent. It returns the updated
-// WebTouchPoint contained in the WebTouchEvent, or NULL if no point was
-// updated.
-WebKit::WebTouchPoint* UpdateWebTouchEvent(ui::TouchEvent* event,
-                                           WebKit::WebTouchEvent* web_event);
-
-int EventFlagsToWebEventModifiers(int flags);
-
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_WEB_INPUT_EVENT_AURA_H_