All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=591703

Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?keys=agxzfmNocm9tZXBlcmZyoAELEhNTdG9wcGFnZUFsZXJ0UGFyZW50InNXZWJSVEMvd2VicnRjLWxpbnV4LWxhcmdlLXRlc3RzL3dlYnJ0Y19wZXJmX3Rlc3RzL3JhbXAtdXAtZG93bi11cC1hdmVyYWdlLW5ldHdvcmstbGF0ZW5jeS9VcERvd25VcE9uZVN0cmVhbUJ5UmVkUnR4DAsSDVN0b3BwYWdlQWxlcnQYxlsM,agxzfmNocm9tZXBlcmZymwELEhNTdG9wcGFnZUFsZXJ0UGFyZW50Im5XZWJSVEMvd2VicnRjLWxpbnV4LWxhcmdlLXRlc3RzL3dlYnJ0Y19wZXJmX3Rlc3RzL3JhbXAtdXAtZG93bi11cC1hdmVyYWdlLW5ldHdvcmstbGF0ZW5jeS9VcERvd25VcE9uZVN0cmVhbVJ0eAwLEg1TdG9wcGFnZUFsZXJ0GMZbDA,agxzfmNocm9tZXBlcmZyiAELEhNTdG9wcGFnZUFsZXJ0UGFyZW50IltXZWJSVEMvd2VicnRjLWxpbnV4LWxhcmdlLXRlc3RzL3dlYnJ0Y19wZXJmX3Rlc3RzL3JhbXBfdXBfZG93bl91cF8xc3RyZWFtX3J0eC9zZWNvbmRfcmFtcHVwDAsSDVN0b3BwYWdlQWxlcnQYxlsM


Bot(s) for this bug's original alert(s):

webrtc-linux-large-tests

kjellander@, the smoking gun is your CL. Any thoughts?

Never mind. I think I found the real smoking gun.

Merging with  bug 591704  instead since this is the Linux perf bot.