commit 580d367b1482b2472f6c220a5c30d3942524f36c
author asapersson@webrtc.org <asapersson@webrtc.org> Thu Oct 23 12:57:56 2014
committer asapersson@webrtc.org <asapersson@webrtc.org> Thu Oct 23 12:57:56 2014
tree 22d18fa716f8db153245ece72534ac6657ea6b6f
parent 9d446f2e167d0697364a118a3217ddaa47a3ce4d

Add macros and APIs for webrtc histograms.

BUG=crbug/419657

Code that links system_wrappers.gyp:system_wrappers should either:
- provide implementations for the APIs, or
- link with default implementations in system_wrappers.gyp:system_wrappers_default.

R=andresp@webrtc.org, kjellander@webrtc.org, mflodman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/22809004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7508 4adac7df-926f-26a2-2b94-8c16560cd09d