Bug 1113754 - Wait for view in robocop getToolbarView; r=mcomella

mobile/android/base/tests/components/ToolbarComponent.java

@@ -83,6 +83,7 @@ public class ToolbarComponent extends BaseComponent {
      * Returns the root View for the browser toolbar.
      */
     private View getToolbarView() {
+        mSolo.waitForView(R.id.browser_toolbar);
         return mSolo.getView(R.id.browser_toolbar);
     }