Update uses of UTF conversions in chrome_frame/, chromeos/, components/ to use the base:: namespace.

components/webdata/encryptor/encryptor_posix.cc

Index: components/webdata/encryptor/encryptor_posix.cc
diff --git a/components/webdata/encryptor/encryptor_posix.cc b/components/webdata/encryptor/encryptor_posix.cc
index ae16af559c7c18d226beab9e3f5dc6eaff5efcbb..a59abc5e3c9be506df96e08ef597ef20c29e0d1e 100644
--- a/components/webdata/encryptor/encryptor_posix.cc
+++ b/components/webdata/encryptor/encryptor_posix.cc
@@ -56,7 +56,7 @@ crypto::SymmetricKey* GetEncryptionKey() {
 
 bool Encryptor::EncryptString16(const base::string16& plaintext,
                                 std::string* ciphertext) {
-  return EncryptString(UTF16ToUTF8(plaintext), ciphertext);
+  return EncryptString(base::UTF16ToUTF8(plaintext), ciphertext);
 }
 
 bool Encryptor::DecryptString16(const std::string& ciphertext,
@@ -65,7 +65,7 @@ bool Encryptor::DecryptString16(const std::string& ciphertext,
   if (!DecryptString(ciphertext, &utf8))
     return false;
 
-  *plaintext = UTF8ToUTF16(utf8);
+  *plaintext = base::UTF8ToUTF16(utf8);
   return true;
 }