Use 'icu::' namespace explicitly

app/gfx/text_elider.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 APP_GFX_TEXT_ELIDER_H_
 #define APP_GFX_TEXT_ELIDER_H_
 
 #include <unicode/coll.h>
 #include <unicode/uchar.h>
 
@@ skipping 42 matching lines @@
 //
 // SortedDisplayURL is relatively cheap and supports value semantics.
 class SortedDisplayURL {
  public:
   SortedDisplayURL(const GURL& url, const std::wstring& languages);
   SortedDisplayURL() {}
 
   // Compares this SortedDisplayURL to |url| using |collator|. Returns a value
   // < 0, = 1 or > 0 as to whether this url is less then, equal to or greater
   // than the supplied url.
-  int Compare(const SortedDisplayURL& other, Collator* collator) const;
+  int Compare(const SortedDisplayURL& other, icu::Collator* collator) const;
 
   // Returns the display string for the URL.
   const string16& display_url() const { return display_url_; }
 
  private:
   // Returns everything after the host. This is used by Compare if the hosts
   // match.
   string16 AfterHost() const;
 
   // Host name minus 'www.'. Used by Compare.
   string16 sort_host_;
 
   // End of the prefix (spec and separator) in display_url_.
   size_t prefix_end_;
 
   string16 display_url_;
 };
 
 } // namespace gfx.
 
 #endif  // APP_GFX_TEXT_ELIDER_H_