ui: Let skia do the conversion work for us by using the integer version of set() function.

ui/gfx/skia_util.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/gfx/skia_util.h"
 
 #include "base/i18n/char_iterator.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkColorPriv.h"
 #include "third_party/skia/include/core/SkShader.h"
@@ skipping 19 matching lines @@
                    static_cast<int>(rect.width()),
                    static_cast<int>(rect.height()));
 }
 
 SkShader* CreateGradientShader(int start_point,
                                int end_point,
                                SkColor start_color,
                                SkColor end_color) {
   SkColor grad_colors[2] = { start_color, end_color};
   SkPoint grad_points[2];
-  grad_points[0].set(SkIntToScalar(0), SkIntToScalar(start_point));
-  grad_points[1].set(SkIntToScalar(0), SkIntToScalar(end_point));
+  grad_points[0].iset(0, start_point);
+  grad_points[1].iset(0, end_point);
 
   return SkGradientShader::CreateLinear(
       grad_points, grad_colors, NULL, 2, SkShader::kRepeat_TileMode);
 }
 
 bool BitmapsAreEqual(const SkBitmap& bitmap1, const SkBitmap& bitmap2) {
   void* addr1 = NULL;
   void* addr2 = NULL;
   size_t size1 = 0;
   size_t size2 = 0;
@@ skipping 43 matching lines @@
 
   if (accelerated_char_pos)
     *accelerated_char_pos = last_char_pos;
   if (accelerated_char_span)
     *accelerated_char_span = last_char_span;
 
   return accelerator_removed;
 }
 
 }  // namespace gfx