More aggressive IO asserts in content_browsertests.

content/public/test/content_browser_test_utils.h

 // Copyright (c) 2012 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_PUBLIC_TEST_CONTENT_BROWSER_TEST_UTILS_H_
 #define CONTENT_PUBLIC_TEST_CONTENT_BROWSER_TEST_UTILS_H_
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
@@ skipping 19 matching lines @@
 
 class MessageLoopRunner;
 class RenderFrameHost;
 class Shell;
 class WebContents;
 
 // Generate the file path for testing a particular test.
 // The file for the tests is all located in
 // content/test/data/dir/<file>
 // The returned path is FilePath format.
+//
+// A null |dir| indicates the root directory - i.e.
+// content/test/data/<file>
 base::FilePath GetTestFilePath(const char* dir, const char* file);
 
 // Generate the URL for testing a particular test.
 // HTML for the tests is all located in
 // test_root_directory/dir/<file>
 // The returned path is GURL format.
+//
+// A null |dir| indicates the root directory - i.e.
+// content/test/data/<file>
 GURL GetTestUrl(const char* dir, const char* file);
 
 // Navigates |window| to |url|, blocking until the navigation finishes.
 // Returns true if the page was loaded successfully and the last committed
 // URL matches |url|.
 // TODO(alexmos): any tests that use this function and expect successful
 // navigations should do EXPECT_TRUE(NavigateToURL()).
 bool NavigateToURL(Shell* window, const GURL& url);
 
 void LoadDataWithBaseURL(Shell* window,
@@ skipping 79 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(ConsoleObserverDelegate);
 };
 
 #if defined OS_MACOSX
 void SetWindowBounds(gfx::NativeWindow window, const gfx::Rect& bounds);
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_CONTENT_BROWSER_TEST_UTILS_H_