Migrate simple ash Shell metrics users.

ash/touch/touch_uma.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 "ash/touch/touch_uma.h"
 
-#include "ash/metrics/user_metrics_recorder.h"
-#include "ash/shell.h"
+#include "ash/common/wm_shell.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/stringprintf.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/aura/window_property.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
 #include "ui/gfx/geometry/point_conversions.h"
 
@@ skipping 97 matching lines @@
   position.set_y(std::min(bounds.height() - 1, std::max(0, position.y())));
 
   UMA_HISTOGRAM_CUSTOM_COUNTS("Ash.TouchPositionX",
       position.x() / bucket_size_x,
       0, kBucketCountForLocation, kBucketCountForLocation + 1);
   UMA_HISTOGRAM_CUSTOM_COUNTS("Ash.TouchPositionY",
       position.y() / bucket_size_y,
       0, kBucketCountForLocation, kBucketCountForLocation + 1);
 
   if (event.type() == ui::ET_TOUCH_PRESSED) {
-    Shell::GetInstance()->metrics()->RecordUserMetricsAction(
-        UMA_TOUCHSCREEN_TAP_DOWN);
+    WmShell::Get()->RecordUserMetricsAction(UMA_TOUCHSCREEN_TAP_DOWN);
 
     details->last_start_time_[event.touch_id()] = event.time_stamp();
     details->start_touch_position_[event.touch_id()] = event.root_location();
     details->last_touch_position_[event.touch_id()] = event.location();
 
     if (details->last_release_time_.ToInternalValue()) {
       // Measuring the interval between a touch-release and the next
       // touch-start is probably less useful when doing multi-touch (e.g.
       // gestures, or multi-touch friendly apps). So count this only if the user
       // hasn't done any multi-touch during the last 30 seconds.
@@ skipping 161 matching lines @@
       return GESTURE_OMNIBOX_SCROLL;
     if (event.type() == ui::ET_GESTURE_PINCH_BEGIN)
       return GESTURE_OMNIBOX_PINCH;
     return GESTURE_UNKNOWN;
   }
 
   return GESTURE_UNKNOWN;
 }
 
 }  // namespace ash