Make search icon in omnibox results hidpi

chrome/browser/ui/views/omnibox/inline_omnibox_popup_view.cc

 // 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.
 
 #include "chrome/browser/ui/views/omnibox/inline_omnibox_popup_view.h"
 
 #include "base/compiler_specific.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/omnibox/omnibox_view.h"
@@ skipping 185 matching lines @@
 // InlineOmniboxPopupView, OmniboxResultViewModel implementation:
 
 bool InlineOmniboxPopupView::IsSelectedIndex(size_t index) const {
   return index == model_->selected_line();
 }
 
 bool InlineOmniboxPopupView::IsHoveredIndex(size_t index) const {
   return index == model_->hovered_line();
 }
 
-const SkBitmap* InlineOmniboxPopupView::GetIconIfExtensionMatch(
+gfx::Image InlineOmniboxPopupView::GetIconIfExtensionMatch(
     size_t index) const {
   if (!HasMatchAt(index))
-    return NULL;
+    return gfx::Image();
   return model_->GetIconIfExtensionMatch(GetMatchAtIndex(index));
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // InlineOmniboxPopupView, AnimationDelegate implementation:
 
 void InlineOmniboxPopupView::AnimationProgressed(
     const ui::Animation* animation) {
   // We should only be running the animation when the popup is already visible.
   DCHECK(visible());
@@ skipping 166 matching lines @@
   if (HasMatchAt(index) && should_set_selected_line)
     model_->SetSelectedLine(index, false, false);
 }
 
 void InlineOmniboxPopupView::OpenSelectedLine(
     const ui::LocatedEvent& event,
     WindowOpenDisposition disposition) {
   size_t index = GetIndexForPoint(event.location());
   OpenIndex(index, disposition);
 }