logcat: add 'device shut down' to error message upon EOF

Turns out this is the actual most likely cause of EOF.

Test: n/a
Change-Id: I00b89fea9e7069493e7143be443c520ea3cb3c89
1 file changed
tree: 4f046b71ba0645458a2465723fcc8c568d9c81af
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/