This CL cleans up the last remaining users of localCoordChange on paint

NOTREECHECKS=True
BUG=skia:

Review URL: https://codereview.chromium.org/817853002
diff --git a/src/gpu/GrAAConvexPathRenderer.cpp b/src/gpu/GrAAConvexPathRenderer.cpp
index 311010f..6d69823 100644
--- a/src/gpu/GrAAConvexPathRenderer.cpp
+++ b/src/gpu/GrAAConvexPathRenderer.cpp
@@ -575,7 +575,8 @@
                                   const GrGLCaps&,
                                   GrProcessorKeyBuilder* b) {
             const BatchTracker& local = bt.cast<BatchTracker>();
-            b->add32(local.fInputColorType);
+            b->add32((local.fInputColorType << 16) |
+                     (local.fUsesLocalCoords && gp.localMatrix().hasPerspective() ? 0x1 : 0x0));
         }
 
         virtual void setData(const GrGLProgramDataManager& pdman,