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

include/gpu/GrFragmentProcessor.h

Index: include/gpu/GrFragmentProcessor.h
diff --git a/include/gpu/GrFragmentProcessor.h b/include/gpu/GrFragmentProcessor.h
index 3fc87c0de77de957d9a081a8c91403fc26c8b425..9c9f05acdb8479b50ceab2b06f82a980ad95e8b9 100644
--- a/include/gpu/GrFragmentProcessor.h
+++ b/include/gpu/GrFragmentProcessor.h
@@ -9,7 +9,6 @@
 #define GrFragmentProcessor_DEFINED
 
 #include "GrProcessor.h"
-#include "GrInvariantOutput.h"
 
 class GrCoordTransform;
 class GrGLSLCaps;
@@ -83,9 +82,7 @@
      * inout to indicate known values of its output. A component of the color member only has
      * meaning if the corresponding bit in validFlags is set.
      */
-    void computeInvariantOutput(GrInvariantOutput* inout) const {
-        this->onComputeInvariantOutput(inout);
-    }
+    void computeInvariantOutput(GrInvariantOutput* inout) const;
 
 protected:
     void addTextureAccess(const GrTextureAccess* textureAccess) override;