chore: remove newly-added errors

Author: crisbeto

src/lib/core/core.ts

@@ -76,9 +76,6 @@ export {MdLineModule, MdLine, MdLineSetter} from './line/line';
 // Style
 export * from './style/index';
 
-// Error
-export {MdError} from './errors/error';
-
 // Misc
 export {ComponentType} from './overlay/generic-component-type';
 

src/lib/core/errors/error.ts

@@ -17,7 +17,6 @@ import {OverlayRef} from '../core/overlay/overlay-ref';
 import {ComponentPortal} from '../core/portal/portal';
 import {OverlayState} from '../core/overlay/overlay-state';
 import {Dir} from '../core/rtl/dir';
-import {MdError} from '../core/errors/error';
 import {MdDialog} from '../dialog/dialog';
 import {MdDialogRef} from '../dialog/dialog-ref';
 import {PositionStrategy} from '../core/overlay/position/position-strategy';
@@ -192,7 +191,7 @@ export class MdDatepicker<D> implements OnDestroy {
    */
   _registerInput(input: MdDatepickerInput<D>): void {
     if (this._datepickerInput) {
-      throw new MdError('An MdDatepicker can only be associated with a single input.');
+      throw new Error('An MdDatepicker can only be associated with a single input.');
     }
     this._datepickerInput = input;
     this._inputSubscription =
@@ -205,7 +204,7 @@ export class MdDatepicker<D> implements OnDestroy {
       return;
     }
     if (!this._datepickerInput) {
-      throw new MdError('Attempted to open an MdDatepicker with no associated input.');
+      throw new Error('Attempted to open an MdDatepicker with no associated input.');
     }
 
     this.touchUi ? this._openAsDialog() : this._openAsPopup();

src/lib/datepicker/datepicker.ts

@@ -2,11 +2,6 @@ import {Injectable, SecurityContext, Optional, SkipSelf} from '@angular/core';
 import {SafeResourceUrl, DomSanitizer} from '@angular/platform-browser';
 import {Http} from '@angular/http';
 import {Observable} from 'rxjs/Observable';
-import {
-  MdIconNameNotFoundError,
-  MdIconSvgTagNotFoundError,
-  MdIconNoHttpProviderError,
-} from './icon-errors';
 import 'rxjs/add/observable/forkJoin';
 import 'rxjs/add/observable/of';
 import 'rxjs/add/operator/map';
@@ -28,6 +23,16 @@ export function getMdIconNameNotFoundError(iconName: string): Error {
 }
 
 
+/**
+ * Returns an exception to be thrown when the consumer attempts to use
+ * `<md-icon>` without including @angular/http.
+ * @docs-private
+ */
+export function getMdIconNoHttpProviderError(): Error {
+  return new Error('Could not find Http provider for use with Angular Material icons. ' +
+                   'Please include the HttpModule from @angular/http in your app imports.');
+}
+
 /**
  * Configuration for an icon, including the URL and possibly the cached SVG element.
  * @docs-private
@@ -377,7 +382,7 @@ export class MdIconRegistry {
    */
   private _fetchUrl(safeUrl: SafeResourceUrl): Observable<string> {
     if (!this._http) {
-      throw new MdIconNoHttpProviderError();
+      throw getMdIconNoHttpProviderError();
     }
 
     const url = this._sanitizer.sanitize(SecurityContext.RESOURCE_URL, safeUrl);

src/lib/icon/icon-errors.ts

@@ -4,9 +4,9 @@ import {HttpModule, XHRBackend} from '@angular/http';
 import {MockBackend} from '@angular/http/testing';
 import {Component} from '@angular/core';
 import {MdIconModule} from './index';
-import {MdIconRegistry} from './icon-registry';
-import {MdIconNoHttpProviderError} from './icon-errors';
+import {MdIconRegistry, getMdIconNoHttpProviderError} from './icon-registry';
 import {getFakeSvgHttpResponse} from './fake-svgs';
+import {wrappedErrorMessage} from '../core/testing/wrapped-error-message';
 
 
 /** Returns the CSS classes assigned to an element as a sorted array. */
@@ -414,14 +414,16 @@ describe('MdIcon without HttpModule', () => {
   }));
 
   it('should throw an error when trying to load a remote icon', async() => {
+    const expectedError = wrappedErrorMessage(getMdIconNoHttpProviderError());
+
     expect(() => {
       mdIconRegistry.addSvgIcon('fido', sanitizer.bypassSecurityTrustResourceUrl('dog.svg'));
 
       let fixture = TestBed.createComponent(MdIconFromSvgNameTestApp);
 
       fixture.componentInstance.iconName = 'fido';
       fixture.detectChanges();
-    }).toThrowError(MdIconNoHttpProviderError);
+    }).toThrowError(expectedError);
   });
 });
 

src/lib/icon/icon-registry.ts

@@ -14,5 +14,4 @@ export class MdIconModule {}
 
 
 export * from './icon';
-export * from './icon-errors';
 export * from './icon-registry';