Disable ASan instrumentation for globals on Mac to work around issue 352073

BUG=352073
TBR=thakis@chromium.org

Review URL: https://codereview.chromium.org/198773002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256799 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 256799
Remove unnecassary parameter "sampleRate" for loadAudioResource().

Parameter "sampleRate" is not required for loadAudioResource().
There is FIXME in AudioBus.cpp in blink
FIXME: the sampleRate parameter is ignored. It should be removed from the API.

It will be consist of 3 steps.
1. Removing "sampleRate" in chrome which is called by blink. (included deprecated method)
https://codereview.chromium.org/195043002/

2. Removing "sampleRate" in blink.
https://codereview.chromium.org/194753005/

3. Removing deprecated method from #1

BUG=351284

Review URL: https://codereview.chromium.org/195043002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@256800 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 256800