Targets that will also be contained within the UI module
are allowed to access internal headers. All other targets
that depend on libhwui are restricted to using the APEX headers.
Bug: 137655431
Test: CtsUiRenderingTestCases
Change-Id: Id92e9874dafb98bd79839d45ab8f22ab999689de
Move this code to be in the same repository as the other parts of
WebView's current implementation.
Bug: 62445369
Test: m
Change-Id: I567eac7f3484fa78a948fb84545e578fe18c236d