fix(compiler): make sure provider values with name property don’t break.

Fixes #13394
Closes #13445

modules/@angular/core/test/linker/regression_integration_spec.ts

@@ -8,7 +8,6 @@
 
 import {Component, Injector, OpaqueToken, Pipe, PipeTransform, Provider} from '@angular/core';
 import {TestBed} from '@angular/core/testing';
-import {beforeEach, describe, it} from '@angular/core/testing/testing_internal';
 import {expect} from '@angular/platform-browser/testing/matchers';
 
 export function main() {
@@ -139,6 +138,15 @@ function declareTests({useJit}: {useJit: boolean}) {
         expect(injector.get(token1)).toEqual(tokenValue1);
         expect(injector.get(token2)).toEqual(tokenValue2);
       });
+
+      it('should support providers that have a `name` property with a number value', () => {
+        class TestClass {
+          constructor(public name: number) {}
+        }
+        const data = [new TestClass(1), new TestClass(2)];
+        const injector = createInjector([{provide: 'someToken', useValue: data}]);
+        expect(injector.get('someToken')).toEqual(data);
+      });
     });
 
     it('should allow logging a previous elements class binding via interpolation', () => {

modules/@angular/facade/src/lang.ts

@@ -95,11 +95,11 @@ export function stringify(token: any): string {
   }
 
   if (token.overriddenName) {
-    return token.overriddenName;
+    return `${token.overriddenName}`;
   }
 
   if (token.name) {
-    return token.name;
+    return `${token.name}`;
   }
 
   const res = token.toString();