Android uses WebKit
WTF_USE_LOW_BANDWIDTH_DISPLAY flag. Frame flattening flattens web pages that use frames into what seems like one view. Presently this code only resides in the Android’s code base, though we plan to roll this into SVN. We have made some minor changes for timers and chunk size, which is clearly identified in SVN with the
Another interesting change we made, which is not mobile specific, was to make the canvas tag platform independent. Again we are working on migrating this to SVN.
Most changes made to WebKit are clearly identified with a #ifdef ANDROID_[feature name]. Presently the WebKit code base is published as a tar ball here: http://code.google.com/p/android/downloads/list, though going forward we will work on moving all changes and improvements back to the WebKit SVN code base.
Please take a look at the SDK and let us know what you think. We would love to hear your comments on the browser implementation and/or any other elements of the Android Platform.