Enable colorspace conversion while perserving legacy blending.

When requesting an SkImage from a android::Bitmap we will also
return a colorFilter that will perform the sRGB conversion at draw
time.

Bug: 62347704
Test: CtsUiRenderingTestCases, CtsGraphicsTestCases, CtsViewTestCases
Change-Id: Icc4694e2c42605e29fcc834c252bc21263bac658