Replace FilePath with base::FilePath in some more top level directories.

ui/base/text/text_elider.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.
 //
 // This file implements utility functions for eliding and formatting UI text.
 //
 // Note that several of the functions declared in text_elider.h are implemented
 // in this file using helper classes in an unnamed namespace.
 
 #include "ui/base/text/text_elider.h"
@@ skipping 380 matching lines @@
     final_elided_url_string += BuildPathFromComponents(string16(),
         url_path_elements, url_filename, 1);
   } else {
     final_elided_url_string += url_path;
   }
 
   return ElideText(final_elided_url_string, font, available_pixel_width,
                    ELIDE_AT_END);
 }
 
-string16 ElideFilename(const FilePath& filename,
+string16 ElideFilename(const base::FilePath& filename,
                        const gfx::Font& font,
                        int available_pixel_width) {
 #if defined(OS_WIN)
   string16 filename_utf16 = filename.value();
   string16 extension = filename.Extension();
   string16 rootname = filename.BaseName().RemoveExtension().value();
 #elif defined(OS_POSIX)
   string16 filename_utf16 = WideToUTF16(base::SysNativeMBToWide(
       filename.value()));
   string16 extension = WideToUTF16(base::SysNativeMBToWide(
@@ skipping 710 matching lines @@
       index = char_iterator.getIndex();
     } else {
       // String has leading whitespace, return the elide string.
       return kElideString;
     }
   }
   return string.substr(0, index) + kElideString;
 }
 
 }  // namespace ui