Move gesture/touch UMA logs into gesture provider

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 6c8b87981dc357d635412a95432d0ac958d174fa..f0f2db91ad938e3ba6a2af4d93b49454d005a269 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -595,6 +595,9 @@ Therefore, the affected-histogram name has to have at least one dot in it.
 </histogram>
 
 <histogram name="Ash.GestureCreated" enum="UIEventType">
+  <obsolete>
+    Deprecated 08/2014 in Issue 352654, and replaced by Event.GestureCreated.
+  </obsolete>
   <owner>kuscher@google.com</owner>
   <owner>rbyers@chromium.org</owner>
   <summary>
@@ -649,12 +652,18 @@ Therefore, the affected-histogram name has to have at least one dot in it.
 </histogram>
 
 <histogram name="Ash.TouchDuration2" units="milliseconds">
+  <obsolete>
+    Deprecated 08/2014 in Issue 352654, and replaced by Event.TouchDuration2.

[tdresser, 2014/08/28 12:47:50]

We can just name this Event.TouchDuration (without the 2), throughout the patch.

[lanwei, 2014/08/28 18:12:15]

Done.

+  </obsolete>
   <owner>kuscher@google.com</owner>
   <owner>rbyers@chromium.org</owner>
   <summary>The duration of a touch-sequence.</summary>
 </histogram>
 
 <histogram name="Ash.TouchMaxDistance" units="pixels">
+  <obsolete>
+    Deprecated 08/2014 in Issue 352654, and replaced by Event.TouchMaxDistance.
+  </obsolete>
   <owner>kuscher@google.com</owner>
   <owner>rbyers@chromium.org</owner>
   <summary>
@@ -6236,6 +6245,16 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   </summary>
 </histogram>
 
+<histogram name="Event.GestureCreated" enum="UIEventType">
+  <owner>kuscher@google.com</owner>
+  <owner>rbyers@chromium.org</owner>
+  <summary>
+    The gesture-events recognized and dispatched by the browser gesture
+    recognizer, a new version of Ash.GestureCreated, as it also records events

[tdresser, 2014/08/28 12:47:50]

It would be a bit clearer to say:
The gesture-events recognized and dispatched by the browser gesture
recognizer. This replaces Ash.GestureCreated, which did not record events on
Android and Windows. (and below)

[lanwei, 2014/08/28 18:12:15]

Done.

+    from Android and Window.
+  </summary>
+</histogram>
+
 <histogram name="Event.Latency.Browser" units="microseconds">
   <owner>rbyers@chromium.org</owner>
   <summary>
@@ -6598,6 +6617,26 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   </summary>
 </histogram>
 
+<histogram name="Event.TouchDuration2" units="milliseconds">
+  <owner>kuscher@google.com</owner>
+  <owner>rbyers@chromium.org</owner>
+  <summary>
+    The duration of a touch-sequence, a new version of Ash.TouchDuration2, as it
+    also records events from Android and Window.

[tdresser, 2014/08/28 12:47:50]

Mention that this is only recorded for single finger gestures.

[lanwei, 2014/08/28 18:12:15]

Done.

+  </summary>
+</histogram>
+
+<histogram name="Event.TouchMaxDistance" units="pixels">
+  <owner>kuscher@google.com</owner>
+  <owner>rbyers@chromium.org</owner>
+  <summary>
+    The maximum euclidean distance in dips which a touch point has travelled
+    away from its starting point. Only measured for single finger gestures, a
+    new version of Ash.TouchMaxDistance, as it also records events from Android
+    and Window.
+  </summary>
+</histogram>
+
 <histogram name="ExtensionActivity.AdInjected" units="Extension Count">
   <owner>felt@chromium.org</owner>
   <owner>rdevlin.cronin@chromium.org</owner>
@@ -50631,6 +50670,7 @@ To add a new entry, add it with any value and run test to compute valid value.
   <int value="33" label="Tap Cancel"/>
   <int value="34" label="Edge swipe"/>
   <int value="35" label="One-finger swipe"/>
+  <int value="36" label="Tap unconfirmed"/>
 </enum>
 
 <enum name="UmaInitSequence" type="int">