Convert string16 -> base::string16 in components/

BUG=

Review URL: https://codereview.chromium.org/13973004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@193682 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/components/autofill/browser/name_field_unittest.cc b/components/autofill/browser/name_field_unittest.cc
index 2689191..d0bcf87 100644
--- a/components/autofill/browser/name_field_unittest.cc
+++ b/components/autofill/browser/name_field_unittest.cc
@@ -64,15 +64,15 @@
   FormFieldData field;
   field.form_control_type = "text";
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("firstName");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name1")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("middleName");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name2")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("lastName");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name3")));
 
@@ -95,11 +95,11 @@
   FormFieldData field;
   field.form_control_type = "text";
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("first_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name1")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("last_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name2")));
 
@@ -178,7 +178,7 @@
   field.name = ASCIIToUTF16("first_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name1")));
 
-    field.label = string16();
+    field.label = base::string16();
   field.name = ASCIIToUTF16("last_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name2")));
 
@@ -202,11 +202,11 @@
   field.name = ASCIIToUTF16("first_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name1")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("middle_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name2")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("last_name");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name3")));
 
@@ -279,15 +279,15 @@
   FormFieldData field;
   field.form_control_type = "text";
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("XXXnameXXXfirst");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name1")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("XXXnameXXXmi");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name2")));
 
-  field.label = string16();
+  field.label = base::string16();
   field.name = ASCIIToUTF16("XXXnameXXXlast");
   list_.push_back(new AutofillField(field, ASCIIToUTF16("name3")));