Add destination color space to AsFPArgs. Eliminates last XFORMTODO.

src/core/SkPictureShader.cpp

Index: src/core/SkPictureShader.cpp
diff --git a/src/core/SkPictureShader.cpp b/src/core/SkPictureShader.cpp
index 1b1189c20d92fdd42e5dc867530da41fa3541f17..3349558b7face2d21673bf61678dbf55377db66f 100644
--- a/src/core/SkPictureShader.cpp
+++ b/src/core/SkPictureShader.cpp
@@ -329,6 +329,7 @@ sk_sp<GrFragmentProcessor> SkPictureShader::asFragmentProcessor(const AsFPArgs&
         return nullptr;
     }
     return bitmapShader->asFragmentProcessor(SkShader::AsFPArgs(
-        args.fContext, args.fViewMatrix, nullptr, args.fFilterQuality, args.fGammaTreatment));
+        args.fContext, args.fViewMatrix, nullptr, args.fFilterQuality, args.fDstColorSpace,
+        args.fGammaTreatment));
 }
 #endif