Clean up unused grit header includes in chrome/

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

 // 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.
 
 #import "chrome/browser/ui/cocoa/location_bar/zoom_decoration.h"
 
 #include "base/i18n/number_formatting.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/app/vector_icons/vector_icons.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/l10n_util.h"
 #import "chrome/browser/ui/cocoa/location_bar/autocomplete_text_field.h"
 #import "chrome/browser/ui/cocoa/location_bar/autocomplete_text_field_cell.h"
 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
 #import "chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.h"
 #include "chrome/grit/generated_resources.h"
-#include "chrome/grit/theme_resources.h"
 #include "components/zoom/zoom_controller.h"
 #include "ui/base/cocoa/cocoa_base_utils.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/base/material_design/material_design_controller.h"
 #import "ui/gfx/mac/coordinate_conversion.h"
 
 ZoomDecoration::ZoomDecoration(LocationBarViewMac* owner)
     : owner_(owner), bubble_(nullptr), vector_icon_(nullptr) {}
 
 ZoomDecoration::~ZoomDecoration() {
@@ skipping 176 matching lines @@
   // closed the decoration can be hidden.
   if (IsAtDefaultZoom() && IsVisible()) {
     SetVisible(false);
     owner_->OnDecorationsChanged();
   }
 }
 
 const gfx::VectorIcon* ZoomDecoration::GetMaterialVectorIcon() const {
   return vector_icon_;
 }