Make various gfx classes more amenable to use as compile-time constants.

ash/common/wm/dock/docked_window_layout_manager.cc

 // Copyright (c) 2013 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 "ash/common/wm/dock/docked_window_layout_manager.h"
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/shelf/shelf_constants.h"
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/shelf/wm_shelf_observer.h"
@@ skipping 1035 matching lines @@
              : DOCKED_ALIGNMENT_RIGHT;
 }
 
 void DockedWindowLayoutManager::Relayout() {
   if (in_layout_)
     return;
   if (alignment_ == DOCKED_ALIGNMENT_NONE && !is_dragged_window_docked_)
     return;
   base::AutoReset<bool> auto_reset_in_layout(&in_layout_, true);
 
-  gfx::Rect dock_bounds = dock_container_->GetBoundsInScreen();
   WmWindow* active_window = nullptr;
   std::vector<WindowWithHeight> visible_windows;
   for (WmWindow* window : dock_container_->GetChildren()) {
     if (!IsWindowDocked(window) || window == dragged_window_)
       continue;
 
     // If the shelf is currently hidden (full-screen mode), hide window until
     // full-screen mode is exited.
     if (in_fullscreen_) {
       // The call to Hide does not set the minimize property, so the window will
@@ skipping 259 matching lines @@
 
 void DockedWindowLayoutManager::OnKeyboardBoundsChanging(
     const gfx::Rect& keyboard_bounds) {
   // This bounds change will have caused a change to the Shelf which does not
   // propagate automatically to this class, so manually recalculate bounds.
   Relayout();
   UpdateDockBounds(DockedWindowLayoutManagerObserver::KEYBOARD_BOUNDS_CHANGING);
 }
 
 }  // namespace ash