revert Bug 1186522 - force per checkin and release desktop firefox builds to require signed add-ons on beta 47 r=mshal DONTBUILD

browser/confvars.sh

@@ -56,5 +56,8 @@ MOZ_ACTIVITIES=1
 MOZ_JSDOWNLOADS=1
 MOZ_RUST_MP4PARSE=1
 
+# Enable checking that add-ons are signed by the trusted root
+MOZ_ADDON_SIGNING=1
+
 # Include the DevTools client, not just the server (which is the default)
 MOZ_DEVTOOLS=all

mobile/android/confvars.sh

@@ -64,3 +64,6 @@ MOZ_ANDROID_PACKAGE_INSTALL_BOUNCER=1
 
 # Use the low-memory GC tuning.
 export JS_GC_SMALL_CHUNK_SIZE=1
+
+# Enable checking that add-ons are signed by the trusted root
+MOZ_ADDON_SIGNING=1