am b2ade4a7: Merge "Make sure when WebView modified mScrollX/Y directly, onScrollChanged() is called so that the View system can do what it needs to adjust." into froyo

Merge commit 'b2ade4a7e60bed95a25714fbfaeb1a8d8f734dc0' into froyo-plus-aosp

* commit 'b2ade4a7e60bed95a25714fbfaeb1a8d8f734dc0':
  Make sure when WebView modified mScrollX/Y directly,