Adds some features to the shell:

- desktop background
- stub launcher
- clicking the background opens test windows

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/7903018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@101496 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/ui/aura/demo/demo_main.cc b/ui/aura/demo/demo_main.cc
index 25f405b..d99dc2a 100644
--- a/ui/aura/demo/demo_main.cc
+++ b/ui/aura/demo/demo_main.cc
@@ -29,6 +29,9 @@
  public:
   explicit DemoWindowDelegate(SkColor color) : color_(color) {}
 
+  // Overridden from WindowDelegate:
+  virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
+                               const gfx::Rect& new_bounds) OVERRIDE {}
   virtual void OnFocus() OVERRIDE {}
   virtual void OnBlur() OVERRIDE {}
   virtual bool OnKeyEvent(aura::KeyEvent* event) OVERRIDE {