DOMUI: Gracefully a handle a NULL profile in the Autofill editor handler. This

can happen if we try to edit a profile that is in the process of being removed,
but for which we haven't been notified that it's removed yet.

BUG=69327
TEST=none

Review URL: http://codereview.chromium.org/6323012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72071 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/dom_ui/options/autofill_options_handler.cc

@@ -241,7 +241,14 @@ void AutoFillOptionsHandler::LoadAddressEditor(const ListValue* args) {
   }
 
   AutoFillProfile* profile = personal_data_->GetProfileByGUID(guid);
-  DCHECK(profile);
+  if (!profile) {
+    // There is a race where a user can click once on the close button and
+    // quickly click again on the list item before the item is removed (since
+    // the list is not updated until the model tells the list an item has been
+    // removed). This will activate the editor for a profile that has been
+    // removed. Do nothing in that case.
+    return;
+  }
 
   // TODO(jhawkins): This is hacky because we can't send DictionaryValue
   // directly to CallJavascriptFunction().
@@ -288,7 +295,14 @@ void AutoFillOptionsHandler::LoadCreditCardEditor(const ListValue* args) {
   }
 
   CreditCard* credit_card = personal_data_->GetCreditCardByGUID(guid);
-  DCHECK(credit_card);
+  if (!credit_card) {
+    // There is a race where a user can click once on the close button and
+    // quickly click again on the list item before the item is removed (since
+    // the list is not updated until the model tells the list an item has been
+    // removed). This will activate the editor for a profile that has been
+    // removed. Do nothing in that case.
+    return;
+  }
 
   // TODO(jhawkins): This is hacky because we can't send DictionaryValue
   // directly to CallJavascriptFunction().