add src-rect-constraint to drawImageRect

src/utils/android/SkAndroidSDKCanvas.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkAndroidSDKCanvas_DEFINED
 #define SkAndroidSDKCanvas_DEFINED
 
@@ skipping 25 matching lines @@
     void onDrawPaint(const SkPaint& paint) override;
     void onDrawPoints(PointMode pMode, size_t count, const SkPoint pts[],
                       const SkPaint& paint) override;
     void onDrawOval(const SkRect& r, const SkPaint& paint) override;
     void onDrawRect(const SkRect& r, const SkPaint& paint) override;
     void onDrawRRect(const SkRRect& r, const SkPaint& paint) override;
     void onDrawPath(const SkPath& path, const SkPaint& paint) override;
     void onDrawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top,
                       const SkPaint* paint) override;
     void onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst,
-                          const SkPaint* paint, DrawBitmapRectFlags flags) override;
+                          const SkPaint* paint, SK_VIRTUAL_CONSTRAINT_TYPE) override;
     void onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center,
                           const SkRect& dst, const SkPaint* paint) override;
     void onDrawSprite(const SkBitmap& bitmap, int left, int top,
                       const SkPaint* paint) override;
     void onDrawVertices(VertexMode vMode, int vertexCount, const SkPoint vertices[],
                         const SkPoint texs[], const SkColor colors[], SkXfermode* xMode,
                         const uint16_t indices[], int indexCount,
                         const SkPaint& paint) override;
 
     void onDrawDRRect(const SkRRect& outer, const SkRRect& inner,
@@ skipping 41 matching lines @@
     void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) override;
     void onClipRegion(const SkRegion&, SkRegion::Op) override;
     void onDiscard() override;
 
 protected:
     SkCanvas* fProxyTarget;
 };
 
 #endif  // SkAndroidSDKCanvas_DEFINED