example of adding example

Author: jelbourn

src/dev-app/toolbar/BUILD.bazel

@@ -10,6 +10,7 @@ ng_module(
         ":toolbar_demo_scss",
     ],
     deps = [
+        "//src/components-examples/material/toolbar",
         "//src/material/button",
         "//src/material/form-field",
         "//src/material/icon",

src/dev-app/toolbar/toolbar-demo-module.ts

@@ -6,6 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
+import {ToolbarExamplesModule} from '@angular/components-examples/material/toolbar';
 import {NgModule} from '@angular/core';
 import {MatButtonModule} from '@angular/material/button';
 import {MatFormFieldModule} from '@angular/material/form-field';
@@ -24,6 +25,7 @@ import {ToolbarDemo} from './toolbar-demo';
     MatInputModule,
     MatSelectModule,
     MatToolbarModule,
+    ToolbarExamplesModule,
     RouterModule.forChild([{path: '', component: ToolbarDemo}]),
   ],
   declarations: [ToolbarDemo],

src/dev-app/toolbar/toolbar-demo.html

@@ -1,4 +1,6 @@
 <div class="demo-toolbar">
+  <toolbar-overview-example></toolbar-overview-example>
+
   <p>
     <mat-toolbar>
       <button mat-icon-button>