[Mac][Material Design] Update Omnibox dropdown on Mac to MD

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 "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/material_design/material_design_controller.h"
-#include "ui/gfx/color_palette.h"
-#include "ui/gfx/image/image_skia_util_mac.h"
-#include "ui/gfx/paint_vector_icon.h"
-#include "ui/gfx/vector_icons_public.h"
 
 TranslateDecoration::TranslateDecoration(CommandUpdater* command_updater)
     : command_updater_(command_updater) {
   SetLit(false, false);
 }
 
 TranslateDecoration::~TranslateDecoration() {}
 
-void TranslateDecoration::SetLit(bool on, bool locationBarIsDark) {
-  if (ui::MaterialDesignController::IsModeMaterial()) {
-    SkColor vectorIconColor = locationBarIsDark ? SK_ColorWHITE
-                                                : gfx::kChromeIconGrey;
-    NSImage* theImage =
-        NSImageFromImageSkia(gfx::CreateVectorIcon(gfx::VectorIconId::TRANSLATE,
-                                                   16,
-                                                   vectorIconColor));
-    SetImage(theImage);
-  } else {
+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() {
+  return gfx::VectorIconId::TRANSLATE;
+}