ppb_url_util: fix use after free bug
ppb_flash_font_file_create: check for allocation failure
ppb_url_loader_create: check for memory allocation failure
ppb_message_loop_create: check for allocation failure
ppb_url_response_info_get_body_as_file_ref: check for allocation failure
_set_window_comt: check for NULL
ppb_url_request_info_create: check for allocation failure
ppb_file_io_open: handle dup() returning -1
do_ppb_audio_create: handle allocation failure
ppb_file_io_create: handle allocation failure
ppb_audio_config_create_stereo_16_bit: handle allocation failure
NPP_SetWindow: handle pp_i == NULL
ppb_audio_get_current_config: handle allocation failure
_destroy_instance_comt: protect p->pp_i->npp with a lock
ppb_browser_font_trusted_create: handle allocation failure
ppb_tcp_socket_private_create: handle allocation failure
ppb_flash_menu_create: handle allocation failure
async_network: init uninitialized local variable
_update_instance_view_comt: handle allocation failure
_url_loader_open_ptac: error handling