switch to tslint@next (#12201)

package.json

@@ -76,7 +76,7 @@
         "travis-fold": "latest",
         "ts-node": "latest",
         "tsd": "latest",
-        "tslint": "4.0.0-dev.0",
+        "tslint": "next",
         "typescript": "next"
     },
     "scripts": {

src/services/shims.ts

@@ -1261,11 +1261,8 @@ namespace TypeScript.Services {
     export const TypeScriptServicesFactory = ts.TypeScriptServicesFactory;
 }
 
-/* tslint:disable:no-unused-variable */
 // 'toolsVersion' gets consumed by the managed side, so it's not unused.
 // TODO: it should be moved into a namespace though.
 
 /* @internal */
-const toolsVersion = "2.2";
-
-/* tslint:enable:no-unused-variable */
+const toolsVersion = "2.2";

tslint.json

@@ -17,7 +17,7 @@
             "double",
             "avoid-escape"
         ],
-        "semicolon": true,
+        "semicolon": [true, "ignore-bound-class-methods"],
         "whitespace": [true,
             "check-branch",
             "check-decl",
@@ -41,7 +41,6 @@
         "no-trailing-whitespace": true,
         "no-inferrable-types": true,
         "no-null-keyword": true,
-        "no-unused-variable": true,
         "boolean-trivia": true,
         "type-operator-spacing": true,
         "prefer-const": true,