Move WindowResizer to CoreWM.

ui/views/corewm/window_util.cc

Index: ui/views/corewm/window_util.cc
===================================================================
--- ui/views/corewm/window_util.cc	(revision 173169)
+++ ui/views/corewm/window_util.cc	(working copy)
@@ -5,6 +5,7 @@
 #include "ui/views/corewm/window_util.h"
 
 #include "ui/aura/client/activation_client.h"
+#include "ui/aura/client/aura_constants.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/compositor/layer.h"
@@ -82,5 +83,21 @@
   return old_layer;
 }
 
+bool IsWindowNormal(const aura::Window* window) {
+  return IsWindowStateNormal(window->GetProperty(aura::client::kShowStateKey));
+}
+
+bool IsWindowStateNormal(ui::WindowShowState state) {
+  return state == ui::SHOW_STATE_NORMAL || state == ui::SHOW_STATE_DEFAULT;
+}
+
+void SetRestoreBoundsInScreen(aura::Window* window, const gfx::Rect& bounds) {
+  window->SetProperty(aura::client::kRestoreBoundsKey, new gfx::Rect(bounds));
+}
+
+const gfx::Rect* GetRestoreBoundsInScreen(aura::Window* window) {
+  return window->GetProperty(aura::client::kRestoreBoundsKey);
+}
+
 }  // namespace corewm
 }  // namespace views