Make the ContentGestureProvider a ui::FilteredGestureProvider

content/browser/renderer_host/input/web_input_event_util.h

Index: content/browser/renderer_host/input/web_input_event_util.h
diff --git a/content/browser/renderer_host/input/web_input_event_util.h b/content/browser/renderer_host/input/web_input_event_util.h
index 224d93b56cb67943b2a718aa97bbfd44291c4c27..f3d3c46724f2e03d10f510e009d6897884618ca6 100644
--- a/content/browser/renderer_host/input/web_input_event_util.h
+++ b/content/browser/renderer_host/input/web_input_event_util.h
@@ -10,6 +10,7 @@
 #include "ui/events/keycodes/keyboard_codes.h"
 
 namespace ui {
+struct GestureEventData;
 class MotionEvent;
 }
 
@@ -23,9 +24,16 @@ CONTENT_EXPORT void UpdateWindowsKeyCodeAndKeyIdentifier(
 
 // Creates a WebTouchEvent from |event|, scaling all size components from
 // |event| by |scale|.
-CONTENT_EXPORT blink::WebTouchEvent
-CreateWebTouchEventFromMotionEvent(const ui::MotionEvent& event, float scale);
+CONTENT_EXPORT blink::WebTouchEvent CreateWebTouchEventFromMotionEvent(
+    const ui::MotionEvent& event,
+    float scale);
 
-}
+// Creates a WebGestureEvent from |event|, scaling all size components from
+// |event| by |scale|.
+CONTENT_EXPORT blink::WebGestureEvent CreateWebGestureEventFromGestureEventData(
+    const ui::GestureEventData& data,
+    float scale);
+
+}  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_UTIL_H_