Revert "Serialization of SkPictureImageFilter"

include/effects/SkColorMatrix.h

 /*
  * Copyright 2007 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.
  */
 
 #ifndef SkColorMatrix_DEFINED
 #define SkColorMatrix_DEFINED
 
 #include "SkScalar.h"
 
 class SK_API SkColorMatrix {
 public:
     SkScalar    fMat[20];
 
     enum Elem {
         kR_Scale    = 0,
         kG_Scale    = 6,
         kB_Scale    = 12,
         kA_Scale    = 18,
-
+        
         kR_Trans    = 4,
         kG_Trans    = 9,
         kB_Trans    = 14,
         kA_Trans    = 19,
     };
 
     void setIdentity();
     void setScale(SkScalar rScale, SkScalar gScale, SkScalar bScale,
                   SkScalar aScale = SK_Scalar1);
     void preScale(SkScalar rScale, SkScalar gScale, SkScalar bScale,
@@ skipping 22 matching lines @@
     void setYUV2RGB();
 
     bool operator==(const SkColorMatrix& other) const {
         return 0 == memcmp(fMat, other.fMat, sizeof(fMat));
     }
 
     bool operator!=(const SkColorMatrix& other) const { return !((*this) == other); }
 };
 
 #endif