Log Message:
Update to 52.2.1

Changelog:
52.2.1
    Printing text does not work on Windows when Direct2D is disabled (Bug 1318845)

52.2.0
 #CVE-2017-5472: Use-after-free using destroyed node when regenerating trees
 #CVE-2017-7749: Use-after-free during docshell reloading
 #CVE-2017-7750: Use-after-free with track elements
 #CVE-2017-7751: Use-after-free with content viewer listeners
 #CVE-2017-7752: Use-after-free with IME input
 #CVE-2017-7754: Out-of-bounds read in WebGL with ImageInfo object
 #CVE-2017-7755: Privilege escalation through Firefox Installer with same \ 
directory DLL files
 #CVE-2017-7756: Use-after-free and use-after-scope logging XHR header errors
 #CVE-2017-7757: Use-after-free in IndexedDB
 #CVE-2017-7778: Vulnerabilities in the Graphite 2 library
 #CVE-2017-7758: Out-of-bounds read in Opus encoder
 #CVE-2017-7760: File manipulation and privilege escalation via callback \ 
parameter in Mozilla Windows Updater and Maintenance Service
 #CVE-2017-7761: File deletion and privilege escalation through Mozilla \ 
Maintenance Service helper.exe application
 #CVE-2017-7763: Mac fonts render some unicode characters as spaces
 #CVE-2017-7764: Domain spoofing with combination of Canadian Syllabics and \ 
other unicode blocks
 #CVE-2017-7765: Mark of the Web bypass when saving executable files
 #CVE-2017-7766: File execution and privilege escalation through updater.ini, \ 
Mozilla Windows Updater, and Mozilla Maintenance Service
 #CVE-2017-7767: Privilege escalation and arbitrary file overwrites through \ 
Mozilla Windows Updater and Mozilla Maintenance Service
 #CVE-2017-7768: 32 byte arbitrary file read through Mozilla Maintenance Service
 #CVE-2017-5470: Memory safety bugs fixed in Firefox 54 and Firefox ESR 52.252.2.0

52.1.2
    FIx hangs when using a proxy with NTLM authentication (bug 1360574)