Modified to allow to preserve two-word string in first-name and last-name in autofill profile.

components/autofill/core/browser/autofill_profile.h

Index: components/autofill/core/browser/autofill_profile.h
diff --git a/components/autofill/core/browser/autofill_profile.h b/components/autofill/core/browser/autofill_profile.h
index 5768386cc92e1cee09a8445134a2e7077b7dbc5a..ba4832b60cb315f069f9843fb5f3b7b30b09e058 100644
--- a/components/autofill/core/browser/autofill_profile.h
+++ b/components/autofill/core/browser/autofill_profile.h
@@ -191,6 +191,12 @@ class AutofillProfile : public AutofillDataModel {
   const FormGroup* FormGroupForType(const AutofillType& type) const;
   FormGroup* MutableFormGroupForType(const AutofillType& type);
 
+  // Overwrites or appends names from autofillable profile |names| to the
+  // existing list of autofill profile names maintained under |name_|, so as
+  // to keep ones with more information for identical profile full names
+  // otherwise append to this list.

[Ilya Sherman, 2014/06/03 00:25:32]

nit: Suggested rephrasing.  Of course, feel free to further refine my wording :)

"""
Appends unique names from |names| onto the |name_| list, dropping duplicates. 
If a name in |names| has the same full name representation as a name in |name_|,
keeps the variant that has more information (i.e. is not reconstructible via a
heuristic parse of the full name string).
"""

[Pritam Nikam, 2014/06/03 15:37:34]

Done.

+  void OverwriteOrAppendNames(const std::vector<NameInfo>& names);
+
   // Personal information for this profile.
   std::vector<NameInfo> name_;
   std::vector<EmailInfo> email_;