Revert 282795 "Have media content and chrome browser tests load ..."

It broke browser tests. Probably need to update isolate files to fix it...

> Have media content and chrome browser tests load data from media/test/data
> 
> With media files copied over to media/test/data, this CL makes media related content browser tests and chrome browser tests load test data from one location. 
> 
> The location is common with media unit tests data forder;  managed in one place in media/base/test_data_util.h 
> 
> BUG=379314
> 
> Review URL: https://codereview.chromium.org/357413002

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Review URL: https://codereview.chromium.org/383063009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282812 0039d316-1c4b-4281-b951-d872f2087c98
40 files changed