commit db3f92ed23e12a2a9b9eac5be773d475897edfca Author: Nicolas Vigier boklm@torproject.org Date: Fri Mar 10 17:32:04 2017 +0100

fixup! Bug #4234: Use the Firefox Update Process for Tor Browser.

Bug 19316: add support for a minInstructionSet attribute in the update manifests. --- toolkit/mozapps/update/nsUpdateService.js | 9 +++++++++ 1 file changed, 9 insertions(+)

diff --git a/toolkit/mozapps/update/nsUpdateService.js b/toolkit/mozapps/update/nsUpdateService.js index 4ad5bb8..d098597 100644 --- a/toolkit/mozapps/update/nsUpdateService.js +++ b/toolkit/mozapps/update/nsUpdateService.js @@ -1512,6 +1512,15 @@ function Update(update) { this.unsupported = (Services.vc.compare(osVersion, minOSVersion) < 0); } catch (e) {} } + if (!this.unsupported && update.hasAttribute("minSupportedInstructionSet")) { + let minInstructionSet = update.getAttribute("minSupportedInstructionSet"); + if (['MMX', 'SSE', 'SSE2', 'SSE3', + 'SSE4A', 'SSE4_1', 'SSE4_2'].indexOf(minInstructionSet) >= 0) { + try { + this.unsupported = !Services.sysinfo.getProperty("has" + minInstructionSet); + } catch (e) {} + } + }

if (this._patches.length == 0 && !this.unsupported) { throw Cr.NS_ERROR_ILLEGAL_VALUE;