Add a flag to ignore autocomplete="off" for Autofill.

components/autofill/content/renderer/autofill_agent.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/content/renderer/autofill_agent.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_split.h"
@@ skipping 614 matching lines @@
 
   static int query_counter = 0;
   autofill_query_id_ = query_counter++;
   display_warning_if_disabled_ = display_warning_if_disabled;
 
   // If autocomplete is disabled at the form level, we want to see if there
   // would have been any suggestions were it enabled, so that we can show a
   // warning.  Otherwise, we want to ignore fields that disable autocomplete, so
   // that the suggestions list does not include suggestions for these form
   // fields -- see comment 1 on http://crbug.com/69914
-  const RequirementsMask requirements =
+  RequirementsMask requirements =
       element.autoComplete() ? REQUIRE_AUTOCOMPLETE : REQUIRE_NONE;
 
+  // If we're ignoring autocomplete="off", always extract everything.
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kIgnoreAutocompleteOffForAutofill)) {
+    requirements = REQUIRE_NONE;
+  }
+
   FormData form;
   FormFieldData field;
   if (!FindFormAndFieldForFormControlElement(element, &form, &field,
                                              requirements)) {
     // If we didn't find the cached form, at least let autocomplete have a shot
     // at providing suggestions.
     WebFormControlElementToFormField(element, EXTRACT_VALUE, &field);
   }
   if (datalist_only)
     field.should_autocomplete = false;
@@ skipping 83 matching lines @@
       ProcessForms(*frame);
       password_autofill_agent_->OnDynamicFormsSeen(frame);
       if (password_generation_agent_)
         password_generation_agent_->OnDynamicFormsSeen(frame);
       return;
     }
   }
 }
 
 }  // namespace autofill