Switch default renderer to Skia's OpenGL pipeline.

This is the second attempt now that we have addressed many of the
correctness and performance concerns.

Bug: 63910712
Change-Id: I3df4ba52c2bc59930f577ffc8d889cb23a16a439
Test: CtsGraphicsTestCases, CtsUiRenderingTestCases, CtsViewTestCases
1 file changed