base: Minor cleanups in icu_util.h

base/i18n/icu_util.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 "base/i18n/icu_util.h"
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
@@ skipping 32 matching lines @@
 
 #if ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_FILE
 #define ICU_UTIL_DATA_FILE_NAME "icudt" U_ICU_VERSION_SHORT "l.dat"
 #elif ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_SHARED
 #define ICU_UTIL_DATA_SYMBOL "icudt" U_ICU_VERSION_SHORT "_dat"
 #if defined(OS_WIN)
 #define ICU_UTIL_DATA_SHARED_MODULE_NAME "icudt.dll"
 #endif
 #endif
 
-using base::FilePath;
+namespace base {
+namespace i18n {
 
-namespace icu_util {
-
-bool Initialize() {
+bool InitializeICU() {
 #ifndef NDEBUG
   // Assert that we are not called more than once.  Even though calling this
   // function isn't harmful (ICU can handle it), being called twice probably
   // indicates a programming error.
   static bool called_once = false;
   DCHECK(!called_once);
   called_once = true;
 #endif
 
 #if (ICU_UTIL_DATA_IMPL == ICU_UTIL_DATA_SHARED)
@@ skipping 57 matching lines @@
       return false;
     }
   }
   UErrorCode err = U_ZERO_ERROR;
   udata_setCommonData(const_cast<uint8*>(mapped_file.data()), &err);
   return err == U_ZERO_ERROR;
 #endif  // OS check
 #endif
 }
 
-}  // namespace icu_util
+}  // namespace i18n
+}  // namespace base