fix the error that path is inversed for stroke and strokeAndFill styles

src/core/SkDraw.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDraw.h"
 #include "SkBlitter.h"
 #include "SkBounder.h"
@@ skipping 1100 matching lines @@
     }
 
     // avoid possibly allocating a new path in transform if we can
     SkPath* devPathPtr = pathIsMutable ? pathPtr : &tmpPath;
 
     // transform the path into device space
     pathPtr->transform(*matrix, devPathPtr);
 
     SkAutoBlitterChoose blitter(*fBitmap, *fMatrix, *paint, drawCoverage);
 
+    // make sure the path will not be inverse-stroked. hairlineStroke + fill = fill,
+    // they can be inverse-filled.
+    if (devPathPtr->isInverseFillType() && (SkPaint::kStroke_Style == paint->getStyle() ||
+            (SkPaint::kStrokeAndFill_Style == paint->getStyle() && paint->getStrokeWidth() > 0))) {
+        devPathPtr->toggleInverseFillType();
+    }
+
     if (paint->getMaskFilter()) {
         SkPaint::Style style = doFill ? SkPaint::kFill_Style :
             SkPaint::kStroke_Style;
         if (paint->getMaskFilter()->filterPath(*devPathPtr, *fMatrix, *fRC,
                                                fBounder, blitter.get(),
                                                style)) {
             return; // filterPath() called the blitter, so we're done
         }
     }
 
@@ skipping 1670 matching lines @@
         mask->fImage = SkMask::AllocImage(size);
         memset(mask->fImage, 0, mask->computeImageSize());
     }
 
     if (SkMask::kJustComputeBounds_CreateMode != mode) {
         draw_into_mask(*mask, devPath, style);
     }
 
     return true;
 }