Added UMA collection for fullscreen / mouse lock bubble re-shows.

chrome/browser/ui/exclusive_access/exclusive_access_bubble.cc

 // Copyright (c) 2012 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/exclusive_access/exclusive_access_bubble.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 39 matching lines @@
     return;
 
   // We got some user input; reset the idle timer.
   idle_timeout_.Stop();  // If the timer isn't running, this is a no-op.
   idle_timeout_.Start(FROM_HERE,
                       base::TimeDelta::FromMilliseconds(kIdleTimeMs), this,
                       &ExclusiveAccessBubble::CheckMousePosition);
 
   // If the notification suppression timer has elapsed, re-show it.
   if (!suppress_notify_timeout_.IsRunning()) {
+    // Record UMA for when the bubble is re-shown.

[scheib, 2016/02/23 23:52:26]

Comment won't be needed when method renamed.

[Matt Giuca, 2016/02/24 03:00:31]

Done.

+    manager_->BubbleReshown(bubble_type_);
+
     ShowAndStartTimers();
     return;
   }
 
   // The timer has not elapsed, but the user provided some input. Reset the
   // timer. (We only want to re-show the message after a period of inactivity.)
   suppress_notify_timeout_.Reset();
 }
 
 void ExclusiveAccessBubble::StartWatchingMouse() {
@@ skipping 125 matching lines @@
   // Do not allow the notification to hide for a few seconds.
   hide_timeout_.Start(FROM_HERE,
                       base::TimeDelta::FromMilliseconds(kInitialDelayMs), this,
                       &ExclusiveAccessBubble::CheckMousePosition);
 
   // Do not show the notification again until a long time has elapsed.
   suppress_notify_timeout_.Start(
       FROM_HERE, base::TimeDelta::FromMilliseconds(kSnoozeNotificationsTimeMs),
       this, &ExclusiveAccessBubble::CheckMousePosition);
 }