Renames WmShell to ShellPort

ash/system/brightness/tray_brightness.cc

Index: ash/system/brightness/tray_brightness.cc
diff --git a/ash/system/brightness/tray_brightness.cc b/ash/system/brightness/tray_brightness.cc
index a1d7eceabcf653e227e119603452379a3213eb5d..88a3d5d0acf2a1e57a63d7977f2c51c6d49a2217 100644
--- a/ash/system/brightness/tray_brightness.cc
+++ b/ash/system/brightness/tray_brightness.cc
@@ -10,13 +10,13 @@
 #include "ash/resources/vector_icons/vector_icons.h"
 #include "ash/shell.h"
 #include "ash/shell_observer.h"
+#include "ash/shell_port.h"
 #include "ash/strings/grit/ash_strings.h"
 #include "ash/system/brightness_control_delegate.h"
 #include "ash/system/tray/tray_constants.h"
 #include "ash/system/tray/tray_popup_utils.h"
 #include "ash/system/tray/tri_view.h"
 #include "ash/wm/maximize_mode/maximize_mode_controller.h"
-#include "ash/wm_shell.h"
 #include "base/bind.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ -222,7 +222,7 @@ views::View* TrayBrightness::CreateDefaultView(LoginStatus status) {
 
 views::View* TrayBrightness::CreateDetailedView(LoginStatus status) {
   CHECK(brightness_view_ == NULL);
-  WmShell::Get()->RecordUserMetricsAction(
+  ShellPort::Get()->RecordUserMetricsAction(
       UMA_STATUS_AREA_DETAILED_BRIGHTNESS_VIEW);
   brightness_view_ = new tray::BrightnessView(false, current_percent_);
   return brightness_view_;
@@ -247,7 +247,7 @@ bool TrayBrightness::ShouldShowShelf() const {
 }
 
 void TrayBrightness::BrightnessChanged(int level, bool user_initiated) {
-  WmShell::Get()->RecordUserMetricsAction(UMA_STATUS_AREA_BRIGHTNESS_CHANGED);
+  ShellPort::Get()->RecordUserMetricsAction(UMA_STATUS_AREA_BRIGHTNESS_CHANGED);
   double percent = static_cast<double>(level);
   HandleBrightnessChanged(percent, user_initiated);
 }