Fixing renderer's access to a file from HTTP POST (after a xsite transfer).

content/test/content_browser_test_utils_internal.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_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_
 #define CONTENT_TEST_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_
 
 // A collection of functions designed for use with content_shell based browser
 // tests internal to the content/ module.
 // Note: If a function here also works with browser_tests, it should be in
 // the content public API.
 
 #include <string>
 #include <vector>
 
+#include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "cc/surfaces/surface_id.h"
 #include "content/public/browser/navigation_handle.h"
 #include "content/public/browser/resource_dispatcher_host_delegate.h"
+#include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "url/gurl.h"
 
 namespace cc {
 class SurfaceManager;
 }
 
 namespace content {
 
 class FrameTreeNode;
 class MessageLoopRunner;
+class RenderFrameHost;
 class RenderWidgetHostViewChildFrame;
 class Shell;
 class SiteInstance;
 class ToRenderFrameHost;
 
 // Navigates the frame represented by |node| to |url|, blocking until the
 // navigation finishes.
 void NavigateFrameToURL(FrameTreeNode* node, const GURL& url);
 
 // Sets the DialogManager to proceed by default or not when showing a
@@ skipping 126 matching lines @@
  private:
   bool ContainsSurfaceId(cc::SurfaceId container_surface_id);
 
   cc::SurfaceManager* surface_manager_;
   cc::SurfaceId root_surface_id_;
   RenderWidgetHostViewChildFrame* target_view_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfaceHitTestReadyNotifier);
 };
 
+// Helper for mocking choosing a file via a file dialog.
+class FileChooserDelegate : public WebContentsDelegate {
+ public:
+  // Constructs a WebContentsDelegate that mocks a file dialog.
+  // The mocked file dialog will always reply that the user selected |file|.
+  FileChooserDelegate(const base::FilePath& file);
+
+  // Implementation of WebContentsDelegate::RunFileChooser.
+  void RunFileChooser(RenderFrameHost* render_frame_host,
+                      const FileChooserParams& params) override;
+
+  // Whether the file dialog was shown.
+  bool file_chosen() { return file_chosen_; }
+
+ private:
+  base::FilePath file_;
+  bool file_chosen_;
+};
+
 }  // namespace content
 
 #endif  // CONTENT_TEST_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_