Remove MaterialDesignController::IsModeMaterial

ui/base/material_design/material_design_controller.cc

 // Copyright 2015 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 "ui/base/material_design/material_design_controller.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 48 matching lines @@
       switches::kExtendMdToSecondaryUi);
 }
 
 // static
 MaterialDesignController::Mode MaterialDesignController::GetMode() {
   CHECK(is_mode_initialized_);
   return mode_;
 }
 
 // static
-bool MaterialDesignController::IsModeMaterial() {
-  return true;
-}
-
-// static
 bool MaterialDesignController::IsSecondaryUiMaterial() {
-  return IsModeMaterial() && include_secondary_ui_;
+  return include_secondary_ui_;
 }
 
 // static
 MaterialDesignController::Mode MaterialDesignController::DefaultMode() {
 #if defined(OS_CHROMEOS)
   // If a scan of available devices has already completed, use material-hybrid
   // if a touchscreen is present.
   if (DeviceDataManager::HasInstance() &&
       DeviceDataManager::GetInstance()->AreDeviceListsComplete()) {
     return GetTouchScreensAvailability() == TouchScreensAvailability::ENABLED
@@ skipping 31 matching lines @@
   is_mode_initialized_ = false;
 }
 
 // static
 void MaterialDesignController::SetMode(MaterialDesignController::Mode mode) {
   mode_ = mode;
   is_mode_initialized_ = true;
 }
 
 }  // namespace ui