chromeos: Add metrics for various accelerators.

chrome/browser/chromeos/system_key_event_listener.cc

 // Copyright (c) 2010 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/chromeos/system_key_event_listener.h"
 
 #include <gdk/gdkx.h>
 #include <X11/XF86keysym.h>
 
 #include "chrome/browser/chromeos/audio_handler.h"
 #include "chrome/browser/chromeos/brightness_bubble.h"
 #include "chrome/browser/chromeos/volume_bubble.h"
+#include "chrome/browser/metrics/user_metrics.h"
 #include "third_party/cros/chromeos_wm_ipc_enums.h"
 
 namespace chromeos {
 
 namespace {
 
 const double kStepPercentage = 4.0;
 
 }  // namespace
 
@@ skipping 59 matching lines @@
   SystemKeyEventListener* listener = static_cast<SystemKeyEventListener*>(data);
   XEvent* xevent = static_cast<XEvent*>(gxevent);
 
   if (xevent->type == KeyPress) {
     int32 keycode = xevent->xkey.keycode;
     if (keycode) {
       // Only doing non-Alt/Shift/Ctrl modified keys
       if (!(xevent->xkey.state & (Mod1Mask | ShiftMask | ControlMask))) {
         if ((keycode == listener->key_f8_) ||
             (keycode == listener->key_volume_mute_)) {
+          if (keycode == listener->key_f8_)
+            UserMetrics::RecordAction(UserMetricsAction("Accel_VolumeMute_F8"));
           listener->OnVolumeMute();
           return GDK_FILTER_REMOVE;
         } else if ((keycode == listener->key_f9_) ||
                     keycode == listener->key_volume_down_) {
+          if (keycode == listener->key_f9_)
+            UserMetrics::RecordAction(UserMetricsAction("Accel_VolumeDown_F9"));
           listener->OnVolumeDown();
           return GDK_FILTER_REMOVE;
         } else if ((keycode == listener->key_f10_) ||
                    (keycode == listener->key_volume_up_)) {
+          if (keycode == listener->key_f10_)
+            UserMetrics::RecordAction(UserMetricsAction("Accel_VolumeUp_F10"));
           listener->OnVolumeUp();
           return GDK_FILTER_REMOVE;
         }
       }
     }
   }
   return GDK_FILTER_CONTINUE;
 }
 
 void SystemKeyEventListener::GrabKey(int32 key, uint32 mask) {
@@ skipping 40 matching lines @@
   if (audio_handler_->IsMute())
     audio_handler_->SetMute(false);
   else
     audio_handler_->AdjustVolumeByPercent(kStepPercentage);
   VolumeBubble::GetInstance()->ShowBubble(
       audio_handler_->GetVolumePercent());
   BrightnessBubble::GetInstance()->HideBubble();
 }
 
 }  // namespace chromeos