Add click and scrollIntoView abstractions

lib/browser.ts

@@ -1203,4 +1203,39 @@ export class ProtractorBrowser extends AbstractExtendedWebDriver {
       return !!wdpromise.ControlFlow;
     }
   }
+
+  /**
+   * Clicks on the specified element, provided it's visible.
+   *
+   * @template T
+   * @param {ElementFinder} element
+   * @returns {wdpromise.Promise<T>}
+   * @memberof ProtractorBrowser
+   */
+  click<T>(element: ElementFinder): wdpromise.Promise<T> {
+    return this.driver.executeScript('argments[0].click();', element);
+  }
+
+  /**
+   * Scrolls to the specified element.
+   *
+   * @template T
+   * @param {ElementFinder} element
+   * @returns {wdpromise.Promise<T>}
+   * @memberof ProtractorBrowser
+   */
+  scrollIntoView<T>(element: ElementFinder): wdpromise.Promise<T>;
+  scrollIntoView<T>(element: ElementFinder, alignToTop?: boolean): wdpromise.Promise<T>;
+  scrollIntoView<T>(element: ElementFinder, scrollIntoViewOptions?: Object): wdpromise.Promise<T>;
+  scrollIntoView<T>(element: ElementFinder, alignToTopOrViewOptions?: boolean|Object):
+      wdpromise.Promise<T> {
+    // TypeScript overloads should cover the syntax:
+    // https://developer.mozilla.org/en-US/docs/Web/API/Element/scrollIntoView
+    if (alignToTopOrViewOptions) {
+      return this.driver.executeScript(
+          'arguments[0].scrollIntoView(alignToTopOrViewOptions);', element);
+    } else {
+      return this.driver.executeScript('arguments[0].scrollIntoView();', element);
+    }
+  }
 }