Unit tests for WebStateObserverBridge class.

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 363 matching lines @@
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/ocmock",
     "//ui/base",
   ]
 
   sources = [
     "public/test/fakes/crw_test_js_injection_receiver.h",
     "public/test/fakes/crw_test_js_injection_receiver.mm",
+    "public/test/fakes/crw_test_web_state_observer.h",
+    "public/test/fakes/crw_test_web_state_observer.mm",
     "public/test/fakes/test_browser_state.cc",
     "public/test/fakes/test_browser_state.h",
     "public/test/fakes/test_java_script_dialog_presenter.h",
     "public/test/fakes/test_java_script_dialog_presenter.mm",
     "public/test/fakes/test_native_content.h",
     "public/test/fakes/test_native_content.mm",
     "public/test/fakes/test_native_content_provider.h",
     "public/test/fakes/test_native_content_provider.mm",
     "public/test/fakes/test_navigation_manager.h",
     "public/test/fakes/test_navigation_manager.mm",
@@ skipping 154 matching lines @@
     "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",
     "web_state/ui/crw_wk_navigation_states_unittest.mm",
     "web_state/ui/crw_wk_script_message_router_unittest.mm",
     "web_state/ui/web_view_js_utils_unittest.mm",
     "web_state/ui/wk_back_forward_list_item_holder_unittest.mm",
     "web_state/ui/wk_web_view_configuration_provider_unittest.mm",
     "web_state/web_state_delegate_bridge_unittest.mm",
     "web_state/web_state_impl_unittest.mm",
+    "web_state/web_state_observer_bridge_unittest.mm",
     "web_state/web_view_internal_creation_util_unittest.mm",
     "web_state/wk_web_view_security_util_unittest.mm",
     "webui/crw_web_ui_manager_unittest.mm",
     "webui/crw_web_ui_page_builder_unittest.mm",
     "webui/mojo_facade_unittest.mm",
     "webui/url_fetcher_block_adapter_unittest.mm",
   ]
 
   assert_no_deps = ios_assert_no_deps
 }
@@ skipping 69 matching lines @@
 }
 
 grit("resources") {
   source = "ios_web_resources.grd"
   use_qualified_include = true
   outputs = [
     "grit/ios_web_resources.h",
     "ios_web_resources.pak",
   ]
 }