Fix matrix similarity test on arm64

include/core/SkMatrix.h

 
 /*
  * 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.
  */
 
 
 #ifndef SkMatrix_DEFINED
@@ skipping 63 matching lines @@
     bool preservesAxisAlignment() const { return this->rectStaysRect(); }
 
     /**
      *  Returns true if the matrix contains perspective elements.
      */
     bool hasPerspective() const {
         return SkToBool(this->getPerspectiveTypeMaskOnly() &
                         kPerspective_Mask);
     }
 
-    /** Returns true if the matrix contains only translation, rotation or uniform scale
+    /** Returns true if the matrix contains only translation, rotation/reflection or uniform scale
         Returns false if other transformation types are included or is degenerate
      */
     bool isSimilarity(SkScalar tol = SK_ScalarNearlyZero) const;
 
-    /** Returns true if the matrix contains only translation, rotation or scale
+    /** Returns true if the matrix contains only translation, rotation/reflection or scale
         (non-uniform scale is allowed).
         Returns false if other transformation types are included or is degenerate
      */
     bool preservesRightAngles(SkScalar tol = SK_ScalarNearlyZero) const;
 
     enum {
         kMScaleX,
         kMSkewX,
         kMTransX,
         kMSkewY,
@@ skipping 611 matching lines @@
     static void RotTrans_pts(const SkMatrix&, SkPoint dst[], const SkPoint[],
                              int count);
     static void Persp_pts(const SkMatrix&, SkPoint dst[], const SkPoint[], int);
 
     static const MapPtsProc gMapPtsProcs[];
 
     friend class SkPerspIter;
 };
 
 #endif