SkLeanWindows.h: #include "Windows.h" fewer places

src/effects/gradients/SkClampRange.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkClampRange.h"
-#include "SkMath.h"
+#include "SkMathPriv.h"
 
 static int SkCLZ64(uint64_t value) {
     int count = 0;
     if (value >> 32) {
         value >>= 32;
     } else {
         count += 32;
     }
     return count + SkCLZ(SkToU32(value));
 }
@@ skipping 129 matching lines @@
     if (doSwap) {
         SkTSwap(fCount0, fCount2);
         SkTSwap(fV0, fV1);
         dx = -dx;
     }
 
     if (fCount1 > 0) {
         fFx1 = fx0 + fCount0 * dx;
     }
 }