FrameGenerator should receive SurfaceInfo and use it in frame generation

services/ui/ws/display.cc

 // Copyright 2015 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 "services/ui/ws/display.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 252 matching lines @@
 }
 
 display::Display Display::GetDisplay() {
   return ToDisplay();
 }
 
 ServerWindow* Display::GetRootWindow() {
   return root_.get();
 }
 
-ServerWindow* Display::GetActiveRootWindow() {
-  WindowManagerDisplayRoot* display_root = GetActiveWindowManagerDisplayRoot();
-  if (display_root)
-    return display_root->root();
-  return nullptr;
-}
-
 void Display::OnAcceleratedWidgetAvailable() {
   display_manager()->OnDisplayAcceleratedWidgetAvailable(this);
   InitWindowManagerDisplayRoots();
 }
 
 bool Display::IsInHighContrastMode() {
   return window_server_->IsActiveUserInHighContrastMode();
 }
 
 void Display::OnEvent(const ui::Event& event) {
@@ skipping 16 matching lines @@
     const display::ViewportMetrics& metrics) {
   if (root_->bounds().size() == metrics.pixel_size)
     return;
 
   gfx::Rect new_bounds(metrics.pixel_size);
   root_->SetBounds(new_bounds);
   for (auto& pair : window_manager_display_root_map_)
     pair.second->root()->SetBounds(new_bounds);
 }
 
+ServerWindow* Display::GetActiveRootWindow() {
+  WindowManagerDisplayRoot* display_root = GetActiveWindowManagerDisplayRoot();
+  if (display_root)
+    return display_root->root();
+  return nullptr;
+}
+
 bool Display::CanHaveActiveChildren(ServerWindow* window) const {
   return window && activation_parents_.Contains(window);
 }
 
 void Display::OnActivationChanged(ServerWindow* old_active_window,
                                   ServerWindow* new_active_window) {
   // Don't do anything here. We assume the window manager handles restacking. If
   // we did attempt to restack than we would have to ensure clients see the
   // restack.
 }
@@ skipping 65 matching lines @@
 }
 
 void Display::OnWindowManagerWindowTreeFactoryReady(
     WindowManagerWindowTreeFactory* factory) {
   if (!binding_)
     CreateWindowManagerDisplayRootFromFactory(factory);
 }
 
 }  // namespace ws
 }  // namespace ui