Improved confusing function comment from 2010.

The parameters in the comment no longer existed in the function declaration. The return type had changed, too.

Change-Id: I3118bf0d30ec9fd5df4373db6a9c6197770ba29d
Reviewed-on: https://chromium-review.googlesource.com/c/1478499
Commit-Queue: Caitlin Fischer <caitlinfischer@google.com>
Reviewed-by: Fabio Tirelo <ftirelo@chromium.org>
Reviewed-by: Tommy Martino <tmartino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#633836}
diff --git a/components/autofill/core/browser/autofill_manager.h b/components/autofill/core/browser/autofill_manager.h
index 0a749d1..e9871cd2 100644
--- a/components/autofill/core/browser/autofill_manager.h
+++ b/components/autofill/core/browser/autofill_manager.h
@@ -435,9 +435,10 @@
   // |FieldTypeGroup|.
   bool FormHasAddressField(const FormData& form) WARN_UNUSED_RESULT;
 
-  // Returns a list of values from the stored profiles that match |type| and the
-  // value of |field| and returns the labels of the matching profiles. |labels|
-  // is filled with the Profile label.
+  // Returns Suggestions corresponding to both the |autofill_field| type and
+  // stored profiles whose values match the contents of |field|. |form| stores
+  // data about the form with which the user is interacting, e.g. the number and
+  // types of form fields.
   std::vector<Suggestion> GetProfileSuggestions(
       const FormStructure& form,
       const FormFieldData& field,