Use vector icon for Ash shelf launcher

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

 // Copyright 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.
 
 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #import "base/mac/mac_util.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 658 matching lines @@
   if (template_url &&
       (template_url->GetType() == TemplateURL::OMNIBOX_API_EXTENSION)) {
     return extensions::OmniboxAPI::Get(profile())->
         GetOmniboxIcon(template_url->GetExtensionId()).AsNSImage();
   }
 
   if (ui::MaterialDesignController::IsModeMaterial()) {
     SkColor icon_color = IsLocationBarDark() ? kMaterialDarkVectorIconColor
                                              : gfx::kGoogleBlue700;
     return NSImageFromImageSkiaWithColorSpace(
-        gfx::CreateVectorIcon(gfx::VectorIconId::OMNIBOX_SEARCH,
+        gfx::CreateVectorIcon(gfx::VectorIconId::SEARCH,
                               kDefaultIconSize, icon_color),
         base::mac::GetSRGBColorSpace());
   }
 
   return OmniboxViewMac::ImageForResource(IDR_OMNIBOX_SEARCH);
 }
 
 void LocationBarViewMac::PostNotification(NSString* notification) {
   [[NSNotificationCenter defaultCenter] postNotificationName:notification
                                         object:[NSValue valueWithPointer:this]];
@@ skipping 125 matching lines @@
 
   return zoom_decoration_->UpdateIfNecessary(
       ui_zoom::ZoomController::FromWebContents(web_contents),
       default_zoom_changed, IsLocationBarDark());
 }
 
 void LocationBarViewMac::OnDefaultZoomLevelChanged() {
   if (UpdateZoomDecoration(/*default_zoom_changed=*/true))
     OnDecorationsChanged();
 }