Add FilePath to base namespace.

printing/metafile.h

 // 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.
 
 #ifndef PRINTING_METAFILE_H_
 #define PRINTING_METAFILE_H_
 
 #include "base/basictypes.h"
 #include "build/build_config.h"
 #include "printing/printing_export.h"
 #include "ui/gfx/native_widget_types.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #elif defined(OS_MACOSX)
 #include <ApplicationServices/ApplicationServices.h>
 #include <CoreFoundation/CoreFoundation.h>
 #include "base/mac/scoped_cftyperef.h"
 #endif
 
+namespace base {
 class FilePath;
+}
 
 namespace gfx {
 class Rect;
 class Size;
 }
 
 class SkDevice;
 
 #if defined(OS_CHROMEOS)
 namespace base {
@@ skipping 78 matching lines @@
   // has been called.
   virtual uint32 GetDataSize() const = 0;
 
   // Copies the first |dst_buffer_size| bytes of the underlying data stream into
   // |dst_buffer|. This function should ONLY be called after Close() is invoked.
   // Returns true if the copy succeeds.
   virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const = 0;
 
   // Saves the underlying data to the given file. This function should ONLY be
   // called after the metafile is closed. Returns true if writing succeeded.
-  virtual bool SaveTo(const FilePath& file_path) const = 0;
+  virtual bool SaveTo(const base::FilePath& file_path) const = 0;
 
   // Returns the bounds of the given page. Pages use a 1-based index.
   virtual gfx::Rect GetPageBounds(unsigned int page_number) const = 0;
   virtual unsigned int GetPageCount() const = 0;
 
   // Get the context for rendering to the PDF.
   virtual gfx::NativeDrawingContext context() const = 0;
 
 #if defined(OS_WIN)
   // "Plays" the EMF buffer in a HDC. It is the same effect as calling the
@@ skipping 26 matching lines @@
   // Saves the underlying data to the file associated with fd. This function
   // should ONLY be called after the metafile is closed.
   // Returns true if writing succeeded.
   virtual bool SaveToFD(const base::FileDescriptor& fd) const = 0;
 #endif  // if defined(OS_CHROMEOS)
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_METAFILE_H_