Restrict query bounds for reduce clip to dev bounds

src/gpu/batches/GrTessellatingPathRenderer.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrTessellatingPathRenderer.h"
 
 #include "GrBatchFlushState.h"
@@ skipping 1574 matching lines @@
 
     TessellatingPathBatch(const GrColor& color,
                           const SkPath& path,
                           const GrStrokeInfo& stroke,
                           const SkMatrix& viewMatrix,
                           const SkRect& clipBounds)
       : INHERITED(ClassID())
       , fColor(color)
       , fPath(path)
       , fStroke(stroke)
-      , fViewMatrix(viewMatrix)
-      , fClipBounds(clipBounds) {
-        fBounds = path.getBounds();
+      , fViewMatrix(viewMatrix) {
+        const SkRect& pathBounds = path.getBounds();
+        fClipBounds = clipBounds;
+        // Because the clip bounds are used to add a contour for inverse fills, they must also
+        // include the path bounds.
+        fClipBounds.join(pathBounds);
+        if (path.isInverseFillType()) {
+            fBounds = fClipBounds;
+        } else {
+            fBounds = path.getBounds();
+        }
         if (!stroke.isFillStyle()) {
             SkScalar radius = SkScalarHalf(stroke.getWidth());
             if (stroke.getJoin() == SkPaint::kMiter_Join) {
                 SkScalar scale = stroke.getMiter();
                 if (scale > SK_Scalar1) {
                     radius = SkScalarMul(radius, scale);
                 }
             }
             fBounds.outset(radius, radius);
         }
@@ skipping 46 matching lines @@
     bool result = viewMatrix.invert(&vmi);
     if (!result) {
         SkFAIL("Cannot invert matrix\n");
     }
     vmi.mapRect(&clipBounds);
     GrStrokeInfo strokeInfo = GrTest::TestStrokeInfo(random);
     return TessellatingPathBatch::Create(color, path, strokeInfo, viewMatrix, clipBounds);
 }
 
 #endif