Remove sundry IsModeMaterial checks.

chrome/browser/ui/tabs/tab_utils.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/tabs/tab_utils.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/strings/string16.h"
@@ skipping 159 matching lines @@
   if (contents->IsAudioMuted())
     return TabAlertState::AUDIO_MUTING;
   if (contents->WasRecentlyAudible())
     return TabAlertState::AUDIO_PLAYING;
 
   return TabAlertState::NONE;
 }
 
 gfx::Image GetTabAlertIndicatorImage(TabAlertState alert_state,
                                      SkColor button_color) {
-#if defined(OS_MACOSX)
-  if (!ui::MaterialDesignController::IsModeMaterial()) {
-    ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
-    switch (alert_state) {
-      case TabAlertState::AUDIO_PLAYING:
-        return rb->GetNativeImageNamed(IDR_TAB_AUDIO_INDICATOR);
-      case TabAlertState::AUDIO_MUTING:
-        return rb->GetNativeImageNamed(IDR_TAB_AUDIO_MUTING_INDICATOR);
-      case TabAlertState::MEDIA_RECORDING:
-        return rb->GetNativeImageNamed(IDR_TAB_RECORDING_INDICATOR);
-      case TabAlertState::TAB_CAPTURING:
-        return rb->GetNativeImageNamed(IDR_TAB_CAPTURE_INDICATOR);
-      case TabAlertState::BLUETOOTH_CONNECTED:
-        return rb->GetNativeImageNamed(IDR_TAB_BLUETOOTH_INDICATOR);
-      case TabAlertState::USB_CONNECTED:
-        return rb->GetNativeImageNamed(IDR_TAB_USB_INDICATOR);
-      case TabAlertState::NONE:
-        break;
-    }
-    NOTREACHED();
-    return gfx::Image();
-  }
-#endif
-
   gfx::VectorIconId icon_id = gfx::VectorIconId::VECTOR_ICON_NONE;
   switch (alert_state) {
     case TabAlertState::AUDIO_PLAYING:
       icon_id = gfx::VectorIconId::TAB_AUDIO;
       break;
     case TabAlertState::AUDIO_MUTING:
       icon_id = gfx::VectorIconId::TAB_AUDIO_MUTING;
       break;
     case TabAlertState::MEDIA_RECORDING:
       icon_id = gfx::VectorIconId::TAB_MEDIA_RECORDING;
@@ skipping 184 matching lines @@
                      const std::vector<int>& indices) {
   for (std::vector<int>::const_iterator i = indices.begin(); i != indices.end();
        ++i) {
     if (!tab_strip.GetWebContentsAt(*i)->IsAudioMuted())
       return false;
   }
   return true;
 }
 
 }  // namespace chrome