Automated Commit: Committing new LKGM version 5119.0.0 for chromeos.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241522 0039d316-1c4b-4281-b951-d872f2087c98
Fix AudioRenderer crash that occurs when Stop() is called while flushing.

BUG=329380
TEST=AudioRendererImplTest.StopDuringFlush

Review URL: https://codereview.chromium.org/105763003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241523 0039d316-1c4b-4281-b951-d872f2087c98
Web MIDI: minimum support for Linux and Chrome OS

This change enables Web MIDI API on Linux and Chrome OS.
Only Sending functionality works with this first experimental change.

BUG=303601

Review URL: https://codereview.chromium.org/111443005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241524 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 241523
SVN changes up to revision 241524