Revert of stop calling SkScalarDiv

include/core/SkScalar.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 SkScalar_DEFINED
 #define SkScalar_DEFINED
 
@@ skipping 166 matching lines @@
 static inline SkScalar SkScalarPin(SkScalar x, SkScalar min, SkScalar max) {
     return SkTPin(x, min, max);
 }
 
 SkScalar SkScalarSinCos(SkScalar radians, SkScalar* cosValue);
 
 static inline SkScalar SkScalarSquare(SkScalar x) { return x * x; }
 
 #define SkScalarMul(a, b)       ((SkScalar)(a) * (b))
 #define SkScalarMulAdd(a, b, c) ((SkScalar)(a) * (b) + (c))
-#ifdef SK_SUPPORT_LEGACY_SCALAR_DIV
-    #define SkScalarDiv(a, b)       ((SkScalar)(a) / (b))
-#endif
+#define SkScalarDiv(a, b)       ((SkScalar)(a) / (b))
 #define SkScalarMulDiv(a, b, c) ((SkScalar)(a) * (b) / (c))
 #define SkScalarInvert(x)       (SK_Scalar1 / (x))
 #define SkScalarFastInvert(x)   (SK_Scalar1 / (x))
 #define SkScalarAve(a, b)       (((a) + (b)) * SK_ScalarHalf)
 #define SkScalarHalf(a)         ((a) * SK_ScalarHalf)
 
 #define SkDegreesToRadians(degrees) ((degrees) * (SK_ScalarPI / 180))
 #define SkRadiansToDegrees(radians) ((radians) * (180 / SK_ScalarPI))
 
 static inline SkScalar SkMaxScalar(SkScalar a, SkScalar b) { return a > b ? a : b; }
@@ skipping 63 matching lines @@
     SkASSERT(n >= 0);
     for (int i = 0; i < n; ++i) {
         if (a[i] != b[i]) {
             return false;
         }
     }
     return true;
 }
 
 #endif