1. Update layoutlib_api source path. 2. Update jdk version 3. Update nullity annotations. Change-Id: I48db7dbd7ba5ff02fcf11672608b75e072385166
Layoutlib is a custom version of the android View framework designed to run inside Eclipse. The goal of the library is to provide layout rendering in Eclipse that are very very close to their rendering on devices. None of the com.android.* or android.* classes in layoutlib run on devices.