[Autofill] Autofill fails to fill credit card number when split across fields.

components/autofill/core/browser/autofill_field.h

Index: components/autofill/core/browser/autofill_field.h
diff --git a/components/autofill/core/browser/autofill_field.h b/components/autofill/core/browser/autofill_field.h
index b810e76010cef8ce961ae903adce385e093dc2d3..a3568570628c430a78e7b8571d96b427b763ffd7 100644
--- a/components/autofill/core/browser/autofill_field.h
+++ b/components/autofill/core/browser/autofill_field.h
@@ -24,6 +24,13 @@ class AutofillField : public FormFieldData {
     PHONE_SUFFIX = 2,
   };
 
+  // This structure holds the credit card number split information on the html
+  // form structure.
+  struct CreditCardNumberInfo {
+    int part_;
+    int start_index_;

[Ilya Sherman, 2014/08/07 20:57:25]

Why do you need the part in addition to the index?

[Pritam Nikam, 2014/08/08 14:14:34]

Done.
Removed this structure and instead book-keeping the start_index only.

+  };
+
   AutofillField();
   AutofillField(const FormFieldData& field, const base::string16& unique_name);
   virtual ~AutofillField();
@@ -65,6 +72,13 @@ class AutofillField : public FormFieldData {
   void set_default_value(const std::string& value) { default_value_ = value; }
   const std::string& default_value() const { return default_value_; }
 
+  void set_credit_card_number_info(CreditCardNumberInfo* card_number_info) {
+    credit_card_number_info_ = card_number_info;
+  }
+  CreditCardNumberInfo* credit_card_number_info() const {
+    return credit_card_number_info_;
+  }
+
   // Set |field_data|'s value to |value|. Uses |field|, |address_language_code|,
   // and |app_locale| as hints when filling exceptional cases like phone number
   // values and <select> fields. Returns |true| if the field has been filled,
@@ -102,6 +116,10 @@ class AutofillField : public FormFieldData {
   // Used to track whether this field is a phone prefix or suffix.
   PhonePart phone_part_;
 
+  // Used to track whether this field is a credit card number along with split
+  // information.
+  CreditCardNumberInfo* credit_card_number_info_;
+
   // The default value returned by the Autofill server.
   std::string default_value_;