[Password Manager] Correct the documentation within PasswordFormFillData struct for form origin and…

components/autofill/core/common/password_form.h

Index: components/autofill/core/common/password_form.h
diff --git a/components/autofill/core/common/password_form.h b/components/autofill/core/common/password_form.h
index becf0b28f3ec4a8c8309be87392f04b93429ecb3..77051bb8aa58326881c928d63d5e0c896c46bcbf 100644
--- a/components/autofill/core/common/password_form.h
+++ b/components/autofill/core/common/password_form.h
@@ -73,20 +73,21 @@ struct PasswordForm {
   // http://www.example.com.
   std::string original_signon_realm;
 
-  // The URL (minus query parameters) containing the form. This is the primary
-  // data used by the PasswordManager to decide (in longest matching prefix
-  // fashion) whether or not a given PasswordForm result from the database is a
-  // good fit for a particular form on a page, so it must not be empty.
+  // An origin URL consists of the scheme, host, port and path; the rest is
+  // stripped. This is the primary data used by the PasswordManager to decide
+  // (in longest matching prefix fashion) whether or not a given PasswordForm
+  // result from the database is a good fit for a particular form on a page, so
+  // it must not be empty.
   GURL origin;
 
-  // The action target of the form. This is the primary data used by the
-  // PasswordManager for form autofill; that is, the action of the saved
+  // The action target of the form; like |origin| URL consists of the scheme,
+  // host, port and path; the rest is stripped. This is the primary data used by
+  // the PasswordManager for form autofill; that is, the action of the saved
   // credentials must match the action of the form on the page to be autofilled.
-  // If this is empty / not available, it will result in a "restricted"
-  // IE-like autofill policy, where we wait for the user to type in his
-  // username before autofilling the password. In these cases, after successful
-  // login the action URL will automatically be assigned by the
-  // PasswordManager.
+  // If this is empty / not available, it will result in a "restricted" IE-like
+  // autofill policy, where we wait for the user to type in his username before
+  // autofilling the password. In these cases, after successful login the action
+  // URL will automatically be assigned by the PasswordManager.
   //
   // When parsing an HTML form, this must always be set.
   GURL action;