Don't TEMP_FAILURE_RETRY on close.

close always succeeds, even if it was interrupted and "fails" with
EINTR. Retrying will either close a nonexistent fd or stomp on another
thread's newly opened file descriptor.

Bug: http://b/20501816
Test: treehugger
Change-Id: I706d5e8027e60b13f23f9488fdf5cf7cef7b3d3b

modules/camera/3_4/v4l2_camera_hal.cpp

@@ -103,7 +103,7 @@ V4L2CameraHAL::V4L2CameraHAL() : mCameras(), mCallbacks(NULL) {
         }
       }
     }
-    TEMP_FAILURE_RETRY(close(fd));
+    close(fd);
   }
 }