Convert string16 -> base::string16 in components/

components/autofill/browser/form_field.cc

Index: components/autofill/browser/form_field.cc
diff --git a/components/autofill/browser/form_field.cc b/components/autofill/browser/form_field.cc
index 2c1c5da8741f56c1cdd9a00feb3577e2f868da0e..348b060c1d4eb5315afabaae9b828a16ecb84a4e 100644
--- a/components/autofill/browser/form_field.cc
+++ b/components/autofill/browser/form_field.cc
@@ -82,14 +82,14 @@ void FormField::ParseFormFields(const std::vector<AutofillField*>& fields,
 
 // static
 bool FormField::ParseField(AutofillScanner* scanner,
-                           const string16& pattern,
+                           const base::string16& pattern,
                            const AutofillField** match) {
   return ParseFieldSpecifics(scanner, pattern, MATCH_DEFAULT, match);
 }
 
 // static
 bool FormField::ParseFieldSpecifics(AutofillScanner* scanner,
-                                    const string16& pattern,
+                                    const base::string16& pattern,
                                     int match_type,
                                     const AutofillField** match) {
   if (scanner->IsEnd())
@@ -136,7 +136,7 @@ bool FormField::AddClassification(const AutofillField* field,
 
 // static.
 bool FormField::MatchAndAdvance(AutofillScanner* scanner,
-                                const string16& pattern,
+                                const base::string16& pattern,
                                 int match_type,
                                 const AutofillField** match) {
   const AutofillField* field = scanner->Cursor();
@@ -152,7 +152,7 @@ bool FormField::MatchAndAdvance(AutofillScanner* scanner,
 
 // static
 bool FormField::Match(const AutofillField* field,
-                      const string16& pattern,
+                      const base::string16& pattern,
                       int match_type) {
   if ((match_type & FormField::MATCH_LABEL) &&
       autofill::MatchesPattern(field->label, pattern)) {