The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/46f30edfad269c5e85aa22c3ff067df2548a1022

commit 46f30edfad269c5e85aa22c3ff067df2548a1022
Author: baxley <baxley@chromium.org>
Date: Fri Apr 22 17:48:23 2016

Web shell test to go back and forward.

Includes utilities for the simple local html server, and to verify text
within a WKWebView. Tests and utilities are written in Earl Grey.

BUG= 604049 , 604050 

Review URL: https://codereview.chromium.org/1890333002

Cr-Commit-Position: refs/heads/master@{#389157}

[modify] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/ios_web.gyp
[modify] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/ios_web_shell_tests.gyp
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/http_server_util.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/http_server_util.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/response_providers/html_response_provider.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/response_providers/html_response_provider.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/response_providers/html_response_provider_impl.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/public/test/response_providers/html_response_provider_impl.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/navigation_test_util.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/navigation_test_util.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/shell_matchers.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/shell_matchers.mm
[modify] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/web_shell_navigation_egtest.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/web_shell_test_util.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/web_shell_test_util.mm
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/web_view_matchers.h
[add] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/test/web_view_matchers.mm
[modify] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/view_controller.h
[modify] https://crrev.com/46f30edfad269c5e85aa22c3ff067df2548a1022/ios/web/shell/view_controller.mm

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/fea0328d065efad94a7e0249fa0c5ffdc1e44a95

commit fea0328d065efad94a7e0249fa0c5ffdc1e44a95
Author: baxley <baxley@chromium.org>
Date: Wed Apr 27 14:54:21 2016

Update ios/web/BUILD.gn to have latest web test_support.

ios/web/BUILD.gn should match ios/web/ios_web.gyp.

BUG= 604049 

Review URL: https://codereview.chromium.org/1914723002

Cr-Commit-Position: refs/heads/master@{#390073}

[modify] https://crrev.com/fea0328d065efad94a7e0249fa0c5ffdc1e44a95/ios/web/BUILD.gn