Remove usages of HeapProfiler.finishHeapSnapshot from pyautolib

HeapProfiler.finishHeapSnapshot is being removed from the protocol (see https://codereview.chromium.org/27000005/). This change makes RemoteInspectorClient use the same mechanism as in DevTools front-end.

BUG=306475
R=dennisjeffrey@chromium.org, marja@chromium.org
TBR=kkania@chromium.org

Review URL: https://codereview.chromium.org/27018002

git-svn-id: http://src.chromium.org/svn/trunk/src/chrome/test/pyautolib@228650 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
1 file changed