Merge commit '4ff1d8891d520763f17675827154340c7c740f90' into HEAD

* commit '4ff1d8891d520763f17675827154340c7c740f90':
  Fix a CSS position: fixed problem, where we were not using left or top if nothing was defined
  don't use animated gifs if gifs only have one frame
  Fix crash in fast/frames/iframe-access-screen-of-deleted.html
  Add dom/html LayoutTests to Android tree.

Conflicts:
	WebCore/platform/graphics/android/ImageSourceAndroid.cpp
Update to use system/core/include 4.2.2_r1.2

Conflicts:
	WebCore/loader/ProgressTracker.cpp
	WebCore/platform/graphics/gtk/MediaPlayerPrivateGStreamer.cpp
	WebKit/mac/WebView/WebDataSource.mm
	WebKit/mac/WebView/WebHTMLView.mm

Conflicts:
	WebKit/android/nav/WebView.cpp
Update to use binary.mk 4.3_r2.1
Fix build