paintIsOpaque     293 Source/platform/graphics/skia/OpaqueRegionSkia.cpp     bool drawsOpaque = paintIsOpaque(paint, drawType, sourceBitmap);
paintIsOpaque     305 Source/platform/graphics/skia/OpaqueRegionSkia.cpp     bool drawsOpaque = paintIsOpaque(paint, drawType, 0);
paintIsOpaque     337 Source/platform/graphics/skia/OpaqueRegionSkia.cpp     bool sourceOpaqueRectDrawsOpaque = paintIsOpaque(paint, FillOnly, 0);