Move ReadFileToString to the base namespace.

skia/ext/vector_canvas_unittest.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 "build/build_config.h"
 
 #if !defined(OS_WIN)
 #include <unistd.h>
 #endif
 
@@ skipping 68 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(Bitmap);
 };
 
 // Lightweight raw-bitmap management. The image, once initialized, is immuable.
 // It is mainly used for comparison.
 class Image {
  public:
   // Creates the image from the given filename on disk.
   explicit Image(const base::FilePath& filename) : ignore_alpha_(true) {
     std::string compressed;
-    file_util::ReadFileToString(filename, &compressed);
+    base::ReadFileToString(filename, &compressed);
     EXPECT_TRUE(compressed.size());
 
     SkBitmap bitmap;
     EXPECT_TRUE(gfx::PNGCodec::Decode(
         reinterpret_cast<const unsigned char*>(compressed.data()),
         compressed.size(), &bitmap));
     SetSkBitmap(bitmap);
   }
 
   // Loads the image from a canvas.
@@ skipping 228 matching lines @@
             (SkColorGetB(color) * 255 + alpha_offset) / alpha);
       }
     }
   }
 }
 
 void LoadPngFileToSkBitmap(const base::FilePath& filename,
                            SkBitmap* bitmap,
                            bool is_opaque) {
   std::string compressed;
-  file_util::ReadFileToString(base::MakeAbsoluteFilePath(filename),
-                              &compressed);
+  base::ReadFileToString(base::MakeAbsoluteFilePath(filename), &compressed);
   ASSERT_TRUE(compressed.size());
 
   ASSERT_TRUE(gfx::PNGCodec::Decode(
       reinterpret_cast<const unsigned char*>(compressed.data()),
       compressed.size(), bitmap));
 
   EXPECT_EQ(is_opaque, bitmap->isOpaque());
   Premultiply(*bitmap);
 }
 
@@ skipping 611 matching lines @@
     pcanvas_->rotate(67);
     vcanvas_->drawBitmap(bitmap, 20, -50, NULL);
     pcanvas_->drawBitmap(bitmap, 20, -50, NULL);
     EXPECT_EQ(0., ProcessImage(FILE_PATH_LITERAL("rotate")));
   }
 }
 
 #endif  // !defined(USE_AURA)
 
 }  // namespace skia