Support multi display candidate window.

chrome/browser/chromeos/input_method/candidate_window.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/chromeos/input_method/candidate_window.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1198 matching lines @@
   // To avoid lookup-table overlapping, uses maximum y-position of mozc specific
   // location and cursor location, because mozc-engine does not consider about
   // multi-line composition.
   const int y = should_show_at_composition_head_?
       std::max(composition_head_location_.y(), cursor_location_.y()) :
       cursor_location_.y();
   const int height = cursor_location_.height();
   const int horizontal_offset = GetHorizontalOffset();
 
   gfx::Rect old_bounds = parent_frame_->GetClientAreaBoundsInScreen();
-  gfx::Rect screen_bounds = gfx::Screen::GetDisplayNearestWindow(
-      parent_frame_->GetNativeView()).work_area();
+  gfx::Rect screen_bounds =
+      gfx::Screen::GetDisplayMatching(cursor_location_).work_area();
   // The size.
   gfx::Rect frame_bounds = old_bounds;
   frame_bounds.set_size(GetPreferredSize());
 
   // The default position.
   frame_bounds.set_x(x + horizontal_offset);
   frame_bounds.set_y(y + height);
 
   // Handle overflow at the left and the top.
   frame_bounds.set_x(std::max(frame_bounds.x(), screen_bounds.x()));
@@ skipping 538 matching lines @@
 }
 
 // static
 CandidateWindowController*
 CandidateWindowController::CreateCandidateWindowController() {
   return new CandidateWindowControllerImpl;
 }
 
 }  // namespace input_method
 }  // namespace chromeos