Merge commit 'b4fe143cfe18022653fc6710ba44a8f19c6b17ed' into eclair-mr2-plus-aosp * commit 'b4fe143cfe18022653fc6710ba44a8f19c6b17ed': adding set wallpaper sample code in ApiDemos.
Merge commit 'b4fe143cfe18022653fc6710ba44a8f19c6b17ed' into eclair-mr2-plus-aosp * commit 'b4fe143cfe18022653fc6710ba44a8f19c6b17ed': adding set wallpaper sample code in ApiDemos.