Revert 233787 "Eliminate Shell::RootWindowList in favor of aura:..."

trunk/src/ash/wm/overview/window_selector.cc

Index: trunk/src/ash/wm/overview/window_selector.cc
===================================================================
--- trunk/src/ash/wm/overview/window_selector.cc	(revision 233812)
+++ trunk/src/ash/wm/overview/window_selector.cc	(working copy)
@@ -281,8 +281,8 @@
   // Observe window activations and switchable containers on all root windows
   // for newly created windows during overview.
   Shell::GetInstance()->activation_client()->AddObserver(this);
-  aura::Window::Windows root_windows = Shell::GetAllRootWindows();
-  for (aura::Window::Windows::const_iterator iter = root_windows.begin();
+  Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
+  for (Shell::RootWindowList::const_iterator iter = root_windows.begin();
        iter != root_windows.end(); ++iter) {
     for (size_t i = 0; i < kSwitchableWindowContainerIdsLength; ++i) {
       Shell::GetContainer(*iter,
@@ -306,8 +306,8 @@
     (*iter)->RemoveObserver(this);
   }
   Shell::GetInstance()->activation_client()->RemoveObserver(this);
-  aura::Window::Windows root_windows = Shell::GetAllRootWindows();
-  for (aura::Window::Windows::const_iterator iter = root_windows.begin();
+  Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
+  for (Shell::RootWindowList::const_iterator iter = root_windows.begin();
        iter != root_windows.end(); ++iter) {
     for (size_t i = 0; i < kSwitchableWindowContainerIdsLength; ++i) {
       Shell::GetContainer(*iter,