Bug 1326511 - Enable brace-style and no-multi-spaces eslint rules for toolkit. r=MattN

MozReview-Commit-ID: FuVu8skcqOe

toolkit/components/processsingleton/MainProcessSingleton.js

@@ -43,8 +43,7 @@ MainProcessSingleton.prototype = {
 
       if (iconURL && isWeb.indexOf(iconURL.scheme) < 0)
         throw "Unsupported search icon URL: " + iconURL;
-    }
-    catch (ex) {
+    } catch (ex) {
       Cu.reportError("Invalid argument passed to window.external.AddSearchProvider: " + ex);
 
       var searchBundle = Services.strings.createBundle("chrome://global/locale/search/search.properties");