Update uses of UTF conversions in content/ to use the base:: namespace.

content/public/common/page_state.cc

 // Copyright (c) 2013 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 "content/public/common/page_state.h"
 
 #include "base/files/file_path.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/common/page_state_serialization.h"
 
 namespace content {
 namespace {
 
 base::NullableString16 ToNullableString16(const std::string& utf8) {
-  return base::NullableString16(UTF8ToUTF16(utf8), false);
+  return base::NullableString16(base::UTF8ToUTF16(utf8), false);
 }
 
 base::FilePath ToFilePath(const base::NullableString16& s) {
   return base::FilePath::FromUTF16Unsafe(s.string());
 }
 
 void ToFilePathVector(const std::vector<base::NullableString16>& input,
                       std::vector<base::FilePath>* output) {
   output->clear();
   output->reserve(input.size());
@@ skipping 115 matching lines @@
 }
 
 PageState::PageState(const std::string& data)
     : data_(data) {
   // TODO(darin): Enable this DCHECK once tests have been fixed up to not pass
   // bogus encoded data to CreateFromEncodedData.
   //DCHECK(IsValid());
 }
 
 }  // namespace content