cocoa browser: remove non-MD location bar support

chrome/browser/ui/cocoa/location_bar/translate_decoration.mm

 // Copyright 2014 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.
 
 #import "chrome/browser/ui/cocoa/location_bar/translate_decoration.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/command_updater.h"
 #import "chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/material_design/material_design_controller.h"
 
 TranslateDecoration::TranslateDecoration(CommandUpdater* command_updater)
     : command_updater_(command_updater) {
   SetLit(false, false);
 }
 
 TranslateDecoration::~TranslateDecoration() {}
 
 void TranslateDecoration::SetLit(bool on, bool location_bar_is_dark) {
-  if (!ui::MaterialDesignController::IsModeMaterial()) {
-    const int image_id = on ? IDR_TRANSLATE_ACTIVE : IDR_TRANSLATE;
-    SetImage(OmniboxViewMac::ImageForResource(image_id));
-    return;
-  }
   SetImage(GetMaterialIcon(location_bar_is_dark));
 }
 
 NSPoint TranslateDecoration::GetBubblePointInFrame(NSRect frame) {
   const NSRect draw_frame = GetDrawRectInFrame(frame);
   return NSMakePoint(NSMidX(draw_frame), NSMaxY(draw_frame));
 }
 
 bool TranslateDecoration::AcceptsMousePress() {
   return true;
 }
 
 bool TranslateDecoration::OnMousePressed(NSRect frame, NSPoint location) {
   command_updater_->ExecuteCommand(IDC_TRANSLATE_PAGE);
   return true;
 }
 
 NSString* TranslateDecoration::GetToolTip() {
   return l10n_util::GetNSStringWithFixup(IDS_TOOLTIP_TRANSLATE);
 }
 
 gfx::VectorIconId TranslateDecoration::GetMaterialVectorIconId() const {
   return gfx::VectorIconId::TRANSLATE;
 }