]
02:35:21 INFO - --DOMWINDOW == 52 (0x7ffc49b24400) [pid = 4889] [serial = 126] [outer = 0x7ffc36b23400] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 51 (0x7ffc5b90c000) [pid = 4889] [serial = 133] [outer = 0x7ffc5b99a000] [url = https://example.com/browser/toolkit/content/tests/browser/file_mediaPlayback.html]
02:35:21 INFO - --DOMWINDOW == 50 (0x7ffc448d6400) [pid = 4889] [serial = 102] [outer = 0x7ffc4447d000] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 49 (0x7ffc5b875400) [pid = 4889] [serial = 131] [outer = 0x7ffc52abb800] [url = https://example.com/browser/toolkit/content/tests/browser/file_mediaPlaybackFrame.html]
02:35:21 INFO - --DOMWINDOW == 48 (0x7ffc44acac00) [pid = 4889] [serial = 117] [outer = 0x7ffc4447e400] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 47 (0x7ffc4ad3b400) [pid = 4889] [serial = 123] [outer = 0x7ffc48185000] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 46 (0x7ffc5b99a000) [pid = 4889] [serial = 132] [outer = (nil)] [url = https://example.com/browser/toolkit/content/tests/browser/file_mediaPlayback.html]
02:35:21 INFO - --DOMWINDOW == 45 (0x7ffc3e1ef800) [pid = 4889] [serial = 120] [outer = (nil)] [url = data:text/html,]
02:35:21 INFO - --DOMWINDOW == 44 (0x7ffc4447d000) [pid = 4889] [serial = 101] [outer = (nil)] [url = data:text/html;charset=utf-8,The%20letter%20s.]
02:35:21 INFO - --DOMWINDOW == 43 (0x7ffc48185000) [pid = 4889] [serial = 122] [outer = (nil)] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 42 (0x7ffc47436c00) [pid = 4889] [serial = 107] [outer = (nil)] [url = data:text/html;charset=utf-8,The%20letter%20s.]
02:35:21 INFO - --DOMWINDOW == 41 (0x7ffc42466000) [pid = 4889] [serial = 113] [outer = (nil)] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 40 (0x7ffc47e8ac00) [pid = 4889] [serial = 109] [outer = (nil)] [url = data:text/html;charset=utf-8,The%20letter%20s.]
02:35:21 INFO - --DOMWINDOW == 39 (0x7ffc45120800) [pid = 4889] [serial = 105] [outer = (nil)] [url = data:text/html;charset=utf-8,The%20letter%20s.]
02:35:21 INFO - --DOMWINDOW == 38 (0x7ffc3de48c00) [pid = 4889] [serial = 99] [outer = (nil)] [url = about:blank]
02:35:21 INFO - --DOMWINDOW == 37 (0x7ffc3dc1c800) [pid = 4889] [serial = 95] [outer = (nil)] [url = data:text/html;charset=utf-8,Caret%20browsing%20is%20fun.