events: Get rid of GestureStatus in favour of EventResult.

ui/aura/root_window_unittest.cc

Index: ui/aura/root_window_unittest.cc
diff --git a/ui/aura/root_window_unittest.cc b/ui/aura/root_window_unittest.cc
index 00a1afe07a214c60656b5170d3064a8638d6b581..cd8e52c80f21bd460f5f19189abe9db1711059f9 100644
--- a/ui/aura/root_window_unittest.cc
+++ b/ui/aura/root_window_unittest.cc
@@ -108,9 +108,9 @@ class EventCountFilter : public EventFilter {
     num_touch_events_++;
     return ui::TOUCH_STATUS_UNKNOWN;
   }
-  virtual ui::GestureStatus PreHandleGestureEvent(
+  virtual ui::EventResult PreHandleGestureEvent(
       Window* target, ui::GestureEvent* event) OVERRIDE {
-    return ui::GESTURE_STATUS_UNKNOWN;
+    return ui::ER_UNHANDLED;
   }
 
  private:
@@ -460,11 +460,11 @@ class EventFilterRecorder : public EventFilter {
     events_.push_back(event->type());
     return ui::TOUCH_STATUS_UNKNOWN;
   }
-  virtual ui::GestureStatus PreHandleGestureEvent(
+  virtual ui::EventResult PreHandleGestureEvent(
       Window* target,
       ui::GestureEvent* event) OVERRIDE {
     events_.push_back(event->type());
-    return ui::GESTURE_STATUS_UNKNOWN;
+    return ui::ER_UNHANDLED;
   }
 
  private: