[Telemetry] Fix java heap profiler files location on the device.

BUG=
R=bulach@chromium.org

Review URL: https://codereview.chromium.org/23441086

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225213 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 225213