Browser tests for starting a drag-and-drop out of an OOPIF.

content/test/test_frame_navigation_observer.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CONTENT_TEST_TEST_FRAME_NAVIGATION_OBSERVER_H_
-#define CONTENT_TEST_TEST_FRAME_NAVIGATION_OBSERVER_H_
-
-#include <memory>
-#include <set>
-
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "base/macros.h"
-#include "content/public/browser/web_contents_observer.h"
-#include "content/public/test/test_utils.h"
-
-class GURL;
-
-namespace content {
-class FrameTreeNode;
-class WebContents;
-
-// For content_browsertests, which run on the UI thread, run a second
-// MessageLoop and quit when the navigation in a specific frame (and all of its
-// subframes) has completed loading.
-class TestFrameNavigationObserver : public WebContentsObserver {
- public:
-  // Create and register a new TestFrameNavigationObserver which will track
-  // navigations performed in the specified |node| of the frame tree.
-  explicit TestFrameNavigationObserver(FrameTreeNode* node);
-
-  ~TestFrameNavigationObserver() override;
-
-  // Runs a nested message loop and blocks until the full load has
-  // completed.
-  void Wait();
-
-  // Runs a nested message loop and blocks until the navigation in the
-  // associated FrameTreeNode has committed.
-  void WaitForCommit();
-
- private:
-  // WebContentsObserver
-  void DidStartProvisionalLoadForFrame(RenderFrameHost* render_frame_host,
-                                       const GURL& validated_url,
-                                       bool is_error_page,
-                                       bool is_iframe_srcdoc) override;
-  void DidCommitProvisionalLoadForFrame(
-      RenderFrameHost* render_frame_host,
-      const GURL& url,
-      ui::PageTransition transition_type) override;
-  void DidStopLoading() override;
-
-  // The id of the FrameTreeNode in which navigations are peformed.
-  int frame_tree_node_id_;
-
-  // If true the navigation has started.
-  bool navigation_started_;
-
-  // If true, the navigation has committed.
-  bool has_committed_;
-
-  // If true, this object is waiting for commit only, not for the full load
-  // of the document.
-  bool wait_for_commit_;
-
-  // The MessageLoopRunner used to spin the message loop.
-  scoped_refptr<MessageLoopRunner> message_loop_runner_;
-
-  DISALLOW_COPY_AND_ASSIGN(TestFrameNavigationObserver);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_TEST_TEST_FRAME_NAVIGATION_OBSERVER_H_