Implements core logic for Pixel Canvas

ash/wm/drag_window_controller.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 "ash/wm/drag_window_controller.h"
 
 #include <algorithm>
 
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/shell.h"
@@ skipping 216 matching lines @@
     if (details->layer_owner_) {
       if (index == 0)
         return details->layer_owner_.get();
       index--;
     }
   }
   return nullptr;
 }
 
 void DragWindowController::RequestLayerPaintForTest() {
-  ui::PaintContext context(nullptr, 1.0f, gfx::Rect());
+  ui::PaintContext context(nullptr, 1.0f, gfx::Rect(), gfx::Size());
   for (auto& details : drag_windows_) {
     std::vector<ui::Layer*> layers;
     layers.push_back(details->drag_window_->layer());
     while (layers.size()) {
       ui::Layer* layer = layers.back();
       layers.pop_back();
       if (layer->delegate())
         layer->delegate()->OnPaintLayer(context);
       for (auto* child : layer->children())
         layers.push_back(child);
     }
   }
 }
 
 }  // namespace ash