Add UMA metrics to measure the effectiveness of views fuzzing

chrome/browser/ui/views/touch_uma/touch_uma_ash.cc

Index: chrome/browser/ui/views/touch_uma/touch_uma_ash.cc
diff --git a/chrome/browser/ui/views/touch_uma/touch_uma_ash.cc b/chrome/browser/ui/views/touch_uma/touch_uma_ash.cc
new file mode 100644
index 0000000000000000000000000000000000000000..945d8e91bcd7346fa8d322b8ff5875c9436736b7
--- /dev/null
+++ b/chrome/browser/ui/views/touch_uma/touch_uma_ash.cc
@@ -0,0 +1,30 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/ui/views/touch_uma/touch_uma.h"
+
+#include "ash/touch/touch_uma.h"
+
+// static
+void TouchUMA::RecordGestureAction(GestureActionType action) {
+  ash::TouchUMA::GestureActionType type = ash::TouchUMA::GESTURE_UNKNOWN;
+  switch (action) {
+    case GESTURE_TABSWITCH_TAP:
+      type = ash::TouchUMA::GESTURE_TABSWITCH_TAP;
+      break;
+    case GESTURE_TABNOSWITCH_TAP:
+      type = ash::TouchUMA::GESTURE_TABNOSWITCH_TAP;
+      break;
+    case GESTURE_TABCLOSE_TAP:
+      type = ash::TouchUMA::GESTURE_TABCLOSE_TAP;
+      break;
+    case GESTURE_NEWTAB_TAP:
+      type = ash::TouchUMA::GESTURE_NEWTAB_TAP;
+      break;
+    case GESTURE_ROOTVIEWTOP_TAP:
+      type = ash::TouchUMA::GESTURE_ROOTVIEWTOP_TAP;
+      break;
+  }
+  ash::TouchUMA::GetInstance()->RecordGestureAction(type);
+}