Create windows for new app window bounds API

apps/ui/native_app_window.h

Index: apps/ui/native_app_window.h
diff --git a/apps/ui/native_app_window.h b/apps/ui/native_app_window.h
index 0093a3c89e5d5d27005fc46bb66c4c481b9292e3..12b08d526591d6516fd4e057338a2b6c99a699c0 100644
--- a/apps/ui/native_app_window.h
+++ b/apps/ui/native_app_window.h
@@ -77,16 +77,16 @@ class NativeAppWindow : public ui::BaseWindow,
   virtual void UpdateShelfMenu() = 0;
 
   // Returns the minimum size constraints of the content.
-  virtual gfx::Size GetMinimumSize() const = 0;
+  virtual gfx::Size GetContentMinimumSize() const = 0;
 
   // Updates the minimum size constraints of the content.
-  virtual void SetMinimumSize(const gfx::Size& size) = 0;
+  virtual void SetContentMinimumSize(const gfx::Size& size) = 0;
 
   // Returns the maximum size constraints of the content.
-  virtual gfx::Size GetMaximumSize() const = 0;
+  virtual gfx::Size GetContentMaximumSize() const = 0;
 
   // Updates the maximum size constraints of the content.
-  virtual void SetMaximumSize(const gfx::Size& size) = 0;
+  virtual void SetContentMaximumSize(const gfx::Size& size) = 0;
 
   virtual ~NativeAppWindow() {}
 };