Add UMA metrics to measure the effectiveness of views fuzzing

chrome/browser/ui/views/touch_uma/touch_uma.h

Index: chrome/browser/ui/views/touch_uma/touch_uma.h
diff --git a/chrome/browser/ui/views/touch_uma/touch_uma.h b/chrome/browser/ui/views/touch_uma/touch_uma.h
new file mode 100644
index 0000000000000000000000000000000000000000..75dabb04d28996ff5ac377ac91a38a1f45fcdee1
--- /dev/null
+++ b/chrome/browser/ui/views/touch_uma/touch_uma.h
@@ -0,0 +1,24 @@
+// 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.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_TOUCH_UMA_TOUCH_UMA_H_
+#define CHROME_BROWSER_UI_VIEWS_TOUCH_UMA_TOUCH_UMA_H_
+
+class TouchUMA {
+ public:
+  enum GestureActionType {
+    GESTURE_TABSWITCH_TAP = 256,
+    GESTURE_TABNOSWITCH_TAP,
+    GESTURE_TABCLOSE_TAP,
+    GESTURE_NEWTAB_TAP,
+    GESTURE_ROOTVIEWTOP_TAP,
+    // NOTE: Add new action types only immediately above this line. Also,
+    // make sure the enum list in tools/histogram/histograms.xml is
+    // updated with any change in here.
+  };
+
+  static void RecordGestureAction(GestureActionType action);
+};

[tdanderson, 2013/06/27 22:39:33]

Note I was unable to add in

private:
 DISALLOW_COPY_AND_ASSIGN(TouchUMA);

("ISO C++ forbids declaration of 'DISALLOW_COPY_AND_ASSIGN' with no type")

[sky, 2013/06/27 23:09:35]

You sure you typed in right or forgot the include? You actually want
DISALLOW_IMPLICIT_CONSTRUCTORS here.

[tdanderson, 2013/06/28 18:45:16]

Ah, forgot the include. Done.

+
+#endif  // CHROME_BROWSER_UI_VIEWS_TOUCH_UMA_TOUCH_UMA_H_