refactor(Type): merge Type and ConcreType<?> into Type<?> (#10616)

Closes #9729

BREAKING CHANGE:

`Type` is now `Type<T>` which means that in most cases you have to
use `Type<any>` in place of `Type`.

We don't expect that any user applications use the `Type` type.

modules/@angular/platform-browser/src/browser/generic_browser_adapter.ts

@@ -8,7 +8,7 @@
 
 import {DomAdapter} from '../dom/dom_adapter';
 import {StringMapWrapper} from '../facade/collection';
-import {Type, isFunction, isPresent} from '../facade/lang';
+import {isFunction, isPresent} from '../facade/lang';