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-rw-r--r--netwerk/protocol/http/UserAgentOverrides.jsm5
1 files changed, 4 insertions, 1 deletions
diff --git a/netwerk/protocol/http/UserAgentOverrides.jsm b/netwerk/protocol/http/UserAgentOverrides.jsm
index 037aa575b..aa1325a64 100644
--- a/netwerk/protocol/http/UserAgentOverrides.jsm
+++ b/netwerk/protocol/http/UserAgentOverrides.jsm
@@ -18,6 +18,9 @@ const PREF_OVERRIDES_ENABLED = "general.useragent.site_specific_overrides";
const DEFAULT_UA = Cc["@mozilla.org/network/protocol;1?name=http"]
.getService(Ci.nsIHttpProtocolHandler)
.userAgent;
+const OS_SLICE = Cc["@mozilla.org/network/protocol;1?name=http"]
+ .getService(Ci.nsIHttpProtocolHandler)
+ .oscpu + ";";
const MAX_OVERRIDE_FOR_HOST_CACHE_SIZE = 250;
XPCOMUtils.defineLazyServiceGetter(this, "ppmm",
@@ -143,7 +146,7 @@ function getUserAgentFromOverride(override)
if (search && replace) {
userAgent = DEFAULT_UA.replace(new RegExp(search, "g"), replace);
} else {
- userAgent = override;
+ userAgent = override.replace(/%OS_SLICE%/g, OS_SLICE);
}
gBuiltUAs.set(override, userAgent);
return userAgent;