am d790c648: Add lost preview surface detection in the JNI layer Throws an IOException if this happens rather than crashes

Merge commit 'd790c6485a388a3e8045dbd18b903b20a7dcf0d9' into gingerbread-plus-aosp

* commit 'd790c6485a388a3e8045dbd18b903b20a7dcf0d9':
  Add lost preview surface detection in the JNI layer