use SkMaskCache inside SkBlurMaskFilter

src/core/SkMaskCache.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkMaskCache_DEFINED
 #define SkMaskCache_DEFINED
 
 #include "SkBlurTypes.h"
 #include "SkCachedData.h"
 #include "SkMask.h"
 #include "SkRect.h"
 #include "SkResourceCache.h"
 #include "SkRRect.h"
 
 class SkMaskCache {
 public:
     /**
      * On success, return a ref to the SkCachedData that holds the pixels, and have mask
      * already point to that memory.
      *
      * On failure, return NULL.
      */
-    static SkCachedData* FindAndRef(SkScalar sigma, const SkRRect& rrect, SkBlurStyle style,
-                                    SkBlurQuality quality, SkMask* mask,
+    static SkCachedData* FindAndRef(SkScalar sigma, SkBlurStyle style, SkBlurQuality quality,
+                                    const SkRRect& rrect, SkMask* mask,
                                     SkResourceCache* localCache = NULL);
-    static SkCachedData* FindAndRef(SkScalar sigma, const SkRect rects[], int count,
-                                    SkBlurStyle style,SkMask* mask,
+    static SkCachedData* FindAndRef(SkScalar sigma, SkBlurStyle style, SkBlurQuality quality,
+                                    const SkRect rects[], int count, SkMask* mask,
                                     SkResourceCache* localCache = NULL);
 
     /**
      * Add a mask and its pixel-data to the cache.
      */
-    static void Add(SkScalar sigma, const SkRRect& rrect, SkBlurStyle style, SkBlurQuality quality,
-                    const SkMask& mask, SkCachedData* data, SkResourceCache* localCache = NULL);
-    static void Add(SkScalar sigma, const SkRect rects[], int count, SkBlurStyle style,
-                    const SkMask& mask, SkCachedData* data, SkResourceCache* localCache = NULL);
+    static void Add(SkScalar sigma, SkBlurStyle style, SkBlurQuality quality,
+                    const SkRRect& rrect, const SkMask& mask, SkCachedData* data,
+                    SkResourceCache* localCache = NULL);
+    static void Add(SkScalar sigma, SkBlurStyle style, SkBlurQuality quality,
+                    const SkRect rects[], int count, const SkMask& mask, SkCachedData* data,
+                    SkResourceCache* localCache = NULL);
 };
 
 #endif