Move the "platform" wrappers in skia/ext to the skia namespace.

skia/ext/bitmap_platform_device_linux.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef SKIA_EXT_BITMAP_PLATFORM_DEVICE_LINUX_H_
 #define SKIA_EXT_BITMAP_PLATFORM_DEVICE_LINUX_H_
 
 #include "base/ref_counted.h"
 #include "skia/ext/platform_device_linux.h"
 
@@ skipping 22 matching lines @@
 //
 // X servers commonly have a 32-bit visual with xRGB in registers (since they
 // typically don't do alpha blending of drawables at the user level. Composite
 // extensions aside.)
 //
 // We don't use GdkPixbuf because its byte order differs from the rest. Most
 // importantly, it differs from Cairo which, being a system library, is
 // something that we can't easily change.
 // -----------------------------------------------------------------------------
 
-namespace gfx {
+namespace skia {
 
 // -----------------------------------------------------------------------------
 // This is the Linux bitmap backing for Skia. We create a Cairo image surface
 // to store the backing buffer. This buffer is BGRA in memory (on little-endian
 // machines).
 //
 // For now we are also using Cairo to paint to the Drawables so we provide an
 // accessor for getting the surface.
 //
 // This is all quite ok for test_shell. In the future we will want to use
@@ skipping 25 matching lines @@
 
   // Bitmaps aren't vector graphics.
   virtual bool IsVectorial() { return false; }
 
   cairo_surface_t* surface() const;
 
  private:
   scoped_refptr<BitmapPlatformDeviceLinuxData> data_;
 };
 
-}  // namespace gfx
+}  // namespace skia
 
 #endif  // SKIA_EXT_BITMAP_PLATFORM_DEVICE_LINUX_H_