chore: adjust formatting to new clang-format.

- fixes wrapping for object literal keys called `template`.
- spacing in destructuring expressions.
- changes to keep trailing return types of functions closer to their
  function declaration.
- better formatting of string literals.

Closes #4828

modules/angular2/src/web_workers/worker/application.ts

@@ -28,8 +28,8 @@ var _postMessage: PostMessageInterface = <any>postMessage;
  * See the bootstrap() docs for more details.
  */
 export function bootstrapWebWorker(
-    appComponentType: Type, componentInjectableProviders: Array<Type | Provider | any[]> = null):
-    Promise<ComponentRef> {
+    appComponentType: Type,
+    componentInjectableProviders: Array<Type | Provider | any[]> = null): Promise<ComponentRef> {
   Parse5DomAdapter.makeCurrent();
   var sink = new PostMessageBusSink({
     postMessage: (message: any, transferrables?:[ArrayBuffer]) => {

modules/angular2/src/web_workers/worker/application_common.ts

@@ -91,8 +91,8 @@ class PrintLogger {
   logGroupEnd() {}
 }
 
-function webWorkerProviders(appComponentType, bus: MessageBus, initData: {[key: string]: any}):
-    Array<Type | Provider | any[]> {
+function webWorkerProviders(appComponentType, bus: MessageBus,
+                            initData: {[key: string]: any}): Array<Type | Provider | any[]> {
   return [
     compilerProviders(),
     Serializer,
@@ -114,9 +114,9 @@ function webWorkerProviders(appComponentType, bus: MessageBus, initData: {[key:
   ];
 }
 
-export function bootstrapWebWorkerCommon(appComponentType: Type, bus: MessageBus,
-                                         appProviders: Array<Type | Provider | any[]> = null):
-    Promise<ComponentRef> {
+export function bootstrapWebWorkerCommon(
+    appComponentType: Type, bus: MessageBus,
+    appProviders: Array<Type | Provider | any[]> = null): Promise<ComponentRef> {
   var bootstrapProcess: PromiseCompleter<any> = PromiseWrapper.completer();
   var appPromise = platform().asyncApplication((zone: NgZone) => {
     // TODO(rado): prepopulate template cache, so applications with only

modules/angular2/src/web_workers/worker/event_deserializer.ts

@@ -1,6 +1,6 @@
 // no deserialization is necessary in TS.
 // This is only here to match dart interface
-export function deserializeGenericEvent(serializedEvent: {[key: string]: any}):
-    {[key: string]: any} {
+export function deserializeGenericEvent(
+    serializedEvent: {[key: string]: any}): {[key: string]: any} {
   return serializedEvent;
 }