Modify HWUI tests to support different recording canvases. Delete
TestCanvas class and use base Canvas class instead. Use
Canvas::create_recording_canvas to create recording canvas instances
instead of RecordingCanvas constructor.
Change-Id: I651fb9bb4add0874d7110bac467a2eb1012357fc
Fixes: 28125010
Restructures 'scene defer', to implement window backdrop overdraw
avoidance in new render pipeline, and disable clipping to content draw
bounds.
Also restructures FrameBuilder's constructors, to separate out into
multiple defer methods.
Change-Id: I53facb904c1a4a4acc493d8a489921a79a50494e
Skia's SkCanvas::SaveFlags are being deprecated. This CL introduces
the equivalent android::SaveFlags, converts all internal clients to
the new enum, and switches the saveLayer glue to the
SaveLayerRec-based API.
Change-Id: Icb1785f4e7c0f652b1f04b34a1e3ccb063c408f3
