Change SkShader;asFragmentProcessor signature to no longer take skpaint\grcolor*

include/gpu/GrInvariantOutput.h

Index: include/gpu/GrInvariantOutput.h
diff --git a/include/gpu/GrInvariantOutput.h b/include/gpu/GrInvariantOutput.h
index 5bf929f2ae80af81e87722085aa364a6a4c4dfcf..29f83ed15dba43b85a77412c6b9b7023a97a85d4 100644
--- a/include/gpu/GrInvariantOutput.h
+++ b/include/gpu/GrInvariantOutput.h
@@ -29,7 +29,7 @@ struct GrInitInvariantOutput {
     }
 
     void setUnknownOpaqueFourComponents() {
-        fColor = 0xff << GrColor_SHIFT_A;
+        fColor = 0xffU << GrColor_SHIFT_A;
         fValidFlags = kA_GrColorComponentFlag;
         fIsSingleComponent = false;
     }