Move password-related methods from core.js to password_controller.js.

ios/web/BUILD.gn

 # Copyright 2015 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.
 
 import("//ios/build/config.gni")
 import("//ios/web/js_compile.gni")
 import("//testing/test.gni")
 import("//tools/grit/grit_rule.gni")
 
 group("all_tests") {
@@ skipping 590 matching lines @@
     "public/user_agent_unittest.mm",
     "public/web_state/page_viewport_state_unittest.mm",
     "test/web_test_unittest.mm",
     "url_scheme_util_unittest.mm",
     "url_util_unittest.cc",
     "web_state/context_menu_params_utils_unittest.mm",
     "web_state/crw_pass_kit_downloader_unittest.mm",
     "web_state/error_translation_util_unittest.mm",
     "web_state/js/common_js_unittest.mm",
     "web_state/js/context_menu_js_unittest.mm",
-    "web_state/js/core_js_unittest.mm",
     "web_state/js/credential_util_unittest.mm",
     "web_state/js/crw_js_injection_manager_unittest.mm",
     "web_state/js/crw_js_post_request_loader_unittest.mm",
     "web_state/js/crw_js_window_id_manager_unittest.mm",
     "web_state/js/page_script_util_unittest.mm",
     "web_state/navigation_context_impl_unittest.mm",
     "web_state/page_display_state_unittest.mm",
     "web_state/ui/crw_web_controller_container_view_unittest.mm",
     "web_state/ui/crw_web_controller_observer_unittest.mm",
     "web_state/ui/crw_web_controller_unittest.mm",
@@ skipping 103 matching lines @@
     "ios_web_resources.pak",
   ]
   grit_flags = [
     "-E",
     "root_gen_dir=" + rebase_path(root_gen_dir, root_build_dir),
   ]
   deps = [
     "//mojo/public/js:bindings",
   ]
 }