remove unused SF event log tags

60003 view_use_drawing_cache (View drawn using bitmap cache|1|5)

# graphics timestamp

60100 sf_app_dequeue_before (buffer|1),(identity|1),(time|2)

60101 sf_app_dequeue_after (buffer|1),(identity|1),(time|2)

60102 sf_app_lock_before (buffer|1),(identity|1),(time|2)

60103 sf_app_lock_after (buffer|1),(identity|1),(time|2)

60104 sf_app_queue (buffer|1),(identity|1),(time|2)

60105 sf_repaint (buffer|1),(time|2)

60106 sf_composition_complete (buffer|1),(time|2)

60107 sf_unlock_clients (buffer|1),(time|2)

60108 sf_swapbuffers (buffer|1),(time|2)

60109 sf_repaint_done (buffer|1),(time|2)

60110 sf_fb_post_before (buffer|1),(time|2)

60111 sf_fb_post_after (buffer|1),(time|2)

60112 sf_fb_dequeue_before (buffer|1),(time|2)

60113 sf_fb_dequeue_after (buffer|1),(time|2)

60114 sf_fb_lock_before (buffer|1),(time|2)

60115 sf_fb_lock_after (buffer|1),(time|2)

# 60100 - 60199 reserved for surfaceflinger

# 0 for screen off, 1 for screen on, 2 for key-guard done

70000 screen_toggled (screen_state|1|5)