Update omnibox dropdown selection/hover background drawing for MD.

chrome/browser/ui/views/location_bar/location_bar_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/location_bar/location_bar_view.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/i18n/rtl.h"
@@ skipping 458 matching lines @@
     gfx::Point* top_left_screen_coord,
     int* popup_width,
     int* left_margin,
     int* right_margin,
     int top_edge_overlap) {
   *top_left_screen_coord = gfx::Point(0, parent()->height() - top_edge_overlap);
   views::View::ConvertPointToScreen(parent(), top_left_screen_coord);
 
   *popup_width = parent()->width();
   gfx::Rect location_bar_bounds(bounds());
-  location_bar_bounds.Inset(GetHorizontalEdgeThickness(), 0);
+  if (!ui::MaterialDesignController::IsModeMaterial())
+    location_bar_bounds.Inset(GetHorizontalEdgeThickness(), 0);
   *left_margin = location_bar_bounds.x();
   *right_margin = *popup_width - location_bar_bounds.right();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // LocationBarView, public LocationBar implementation:
 
 void LocationBarView::FocusLocation(bool select_all) {
   omnibox_view_->SetFocus();
   if (select_all)
@@ skipping 899 matching lines @@
 // LocationBarView, private TemplateURLServiceObserver implementation:
 
 void LocationBarView::OnTemplateURLServiceChanged() {
   template_url_service_->RemoveObserver(this);
   template_url_service_ = nullptr;
   // If the browser is no longer active, let's not show the info bubble, as this
   // would make the browser the active window again.
   if (omnibox_view_ && omnibox_view_->GetWidget()->IsActive())
     ShowFirstRunBubble();
 }