Log Message:
Update to 38.5.0

Changelog:
    Fixed Various security fixes
    Fixed Improved stability with Java (1221448)

Fixed in Firefox ESR 38.5
    2015-149 Cross-site reading attack through data and view-source URIs
    2015-147 Integer underflow and buffer overflow processing MP4 metadata in \ 
libstagefright
    2015-146 Integer overflow in MP4 playback in 64-bit versions
    2015-145 Underflow through code inspection
    2015-139 Integer overflow allocating extremely large textures
    2015-138 Use-after-free in WebRTC when datachannel is used after being destroyed
    2015-134 Miscellaneous memory safety hazards (rv:43.0 / rv:38.5)