error out when SurfaceTexture APIs are called while not connected

- also log a warning when freeAllBuffers is called with a non empty buffer queue
- rename freeAllBuffers to freeAllBuffersLocked

Change-Id: Idb71fdcf233b9ccae62d5a2a7c3c4bad2501d877
2 files changed
tree: 936c552c12d5529405440402d5de86fa20e7f846
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. MODULE_LICENSE_APACHE2
  7. NOTICE