fix(di): removed default visibility

BREAKING CHANGE:
    Directives will use the Unbounded visibility by default, whereas before the change they used Self

modules/angular2/test/core/compiler/element_injector_spec.ts

@@ -40,7 +40,7 @@ import {
   Directive,
   onDestroy
 } from 'angular2/annotations';
-import {bind, Injector, Binding, Optional, Inject, Injectable, Self, Parent, Ancestor, Unbounded, self, InjectMetadata, ParentMetadata} from 'angular2/di';
+import {bind, Injector, Binding, Optional, Inject, Injectable, Self, Parent, Ancestor, Unbounded, InjectMetadata, ParentMetadata} from 'angular2/di';
 import {AppProtoView, AppView} from 'angular2/src/core/compiler/view';
 import {ViewContainerRef} from 'angular2/src/core/compiler/view_container_ref';
 import {ProtoViewRef} from 'angular2/src/core/compiler/view_ref';
@@ -73,16 +73,16 @@ class DummyElementRef extends SpyObject {
   noSuchMethod(m) { return super.noSuchMethod(m); }
 }
 
-@Injectable(self)
+@Injectable()
 class SimpleDirective {}
 
 class SimpleService {}
 
-@Injectable(self)
+@Injectable()
 class SomeOtherDirective {}
 
 var _constructionCount = 0;
-@Injectable(self)
+@Injectable()
 class CountingDirective {
   count;
   constructor() {
@@ -91,7 +91,7 @@ class CountingDirective {
   }
 }
 
-@Injectable(self)
+@Injectable()
 class FancyCountingDirective extends CountingDirective {
   constructor() { super(); }
 }
@@ -99,13 +99,13 @@ class FancyCountingDirective extends CountingDirective {
 @Injectable()
 class NeedsDirective {
   dependency: SimpleDirective;
-  constructor(dependency: SimpleDirective) { this.dependency = dependency; }
+  constructor(@Self() dependency: SimpleDirective) { this.dependency = dependency; }
 }
 
 @Injectable()
 class OptionallyNeedsDirective {
   dependency: SimpleDirective;
-  constructor(@Optional() dependency: SimpleDirective) { this.dependency = dependency; }
+  constructor(@Self() @Optional() dependency: SimpleDirective) { this.dependency = dependency; }
 }
 
 @Injectable()

modules/angular2/test/di/injector_spec.ts

@@ -16,9 +16,7 @@ import {
   forwardRef,
   DependencyMetadata,
   Injectable,
-  InjectMetadata,
-  self,
-  unbounded
+  InjectMetadata
 } from 'angular2/di';
 
 import {InjectorInlineStrategy, InjectorDynamicStrategy} from 'angular2/src/di/injector';
@@ -29,15 +27,6 @@ class CustomDependencyMetadata extends DependencyMetadata {}
 
 class Engine {}
 
-@Injectable(self)
-class EngineWithSetVisibility {
-}
-
-@Injectable()
-class CarNeedsEngineWithSetVisibility {
-  constructor(engine: EngineWithSetVisibility) {}
-}
-
 class BrokenEngine {
   constructor() { throw new BaseException("Broken Engine"); }
 }
@@ -417,19 +406,5 @@ export function main() {
         expect(binding.dependencies[0].properties).toEqual([new CustomDependencyMetadata()]);
       });
     });
-
-    describe("default visibility", () => {
-      it("should use the provided visibility", () => {
-        var bindings = Injector.resolve([CarNeedsEngineWithSetVisibility, EngineWithSetVisibility]);
-        var carBinding = bindings[0];
-        expect(carBinding.dependencies[0].visibility).toEqual(self);
-      });
-
-      it("should set the default visibility to unbounded", () => {
-        var bindings = Injector.resolve([Car, Engine]);
-        var carBinding = bindings[0];
-        expect(carBinding.dependencies[0].visibility).toEqual(unbounded);
-      });
-    });
   });
 }