Pass bounds into draw calls in path renderers.

src/gpu/GrPathRenderer.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrPathRenderer.h"
 
 SK_DEFINE_INST_COUNT(GrPathRenderer)
 
 GrPathRenderer::GrPathRenderer() {
 }
+
+void GrPathRenderer::GetPathDevBounds(const SkPath& path,
+                                      int devW, int devH,
+                                      const SkMatrix& matrix,
+                                      SkRect* bounds) {
+    if (path.isInverseFillType()) {
+        *bounds = SkRect::MakeWH(SkIntToScalar(devW), SkIntToScalar(devH));
+        return;
+    }
+    *bounds = path.getBounds();
+    matrix.mapRect(bounds);
+}