Remove TestExpectations entry for xmlhttprequest-timeout-worker-simple.html

It's no longer flaky.
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#tests=http%2Ftests%2Fxmlhttprequest%2Ftimeout%2Fxmlhttprequest-timeout-worker-simple.html

R=hiroshige
BUG=311467

Review URL: https://codereview.chromium.org/578413004

git-svn-id: svn://svn.chromium.org/blink/trunk@182302 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove FalkyTests entry for xmlhttprequest-responseXML-ensure-noscript.html

No longer flaky.
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#tests=xmlhttprequest-responseXML-ensure-noscript.html

R=kouhei
BUG=402261

Review URL: https://codereview.chromium.org/584793002

git-svn-id: svn://svn.chromium.org/blink/trunk@182303 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove SSLKeyGenerator.{cpp,h}.

They are very thin wrappers of blink::Platform. We may use blink::Platform
directly.

TEST=none; no behavior changes.
BUG=

Review URL: https://codereview.chromium.org/585793002

git-svn-id: svn://svn.chromium.org/blink/trunk@182304 bbb929c8-8fbe-4397-9dbb-9b2b20218538