Remove prePathMatrix from SkDevice::drawPath

Change-Id: Id49d171252cab33378f00021bb395e6ae6991178
Reviewed-on: https://skia-review.googlesource.com/147101
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Mike Reed <reed@google.com>
diff --git a/src/gpu/text/GrTextTarget.h b/src/gpu/text/GrTextTarget.h
index 3bcbe9a..d220a1a 100644
--- a/src/gpu/text/GrTextTarget.h
+++ b/src/gpu/text/GrTextTarget.h
@@ -31,7 +31,7 @@
     virtual void addDrawOp(const GrClip&, std::unique_ptr<GrAtlasTextOp> op) = 0;
 
     virtual void drawPath(const GrClip&, const SkPath&, const SkPaint&,
-                          const SkMatrix& viewMatrix, const SkMatrix* pathMatrix) = 0;
+                          const SkMatrix& viewMatrix, bool pathIsMutable) = 0;
 
     virtual void makeGrPaint(GrMaskFormat, const SkPaint&, const SkMatrix& viewMatrix,
                              GrPaint*) = 0;