[chromedriver] Remove M34 and add M37 to test suite

BUG=
TBR=stgao@chromium.org

Review URL: https://codereview.chromium.org/585343002

Cr-Commit-Position: refs/heads/master@{#295911}
[Checkstyle] Fix misc style issues in Java files.

BUG=318404
TBR=zea@chromium.org,mkosiba@chromium.org

Review URL: https://codereview.chromium.org/600983002

Cr-Commit-Position: refs/heads/master@{#296734}
[chromedriver] Allow excludesSwitches on Android

BUG=chromedriver:908

Review URL: https://codereview.chromium.org/605863002

Cr-Commit-Position: refs/heads/master@{#296827}
Add net::HttpServer::Delegate::OnConnect() function and set ChromeDriver buffer sizes to 100 MB

BUG=

Review URL: https://codereview.chromium.org/594393002

Cr-Commit-Position: refs/heads/master@{#296881}