Add NaCl smoke test to browser_tests.

chrome/test/base/ui_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 CHROME_TEST_BASE_UI_TEST_UTILS_H_
 #define CHROME_TEST_BASE_UI_TEST_UTILS_H_
 
 #include <map>
 #include <queue>
 #include <set>
@@ skipping 112 matching lines @@
 // test_root_directory/dir/<file>
 // The returned path is FilePath format.
 FilePath GetTestFilePath(const FilePath& dir, const FilePath& 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.
 GURL GetTestUrl(const FilePath& dir, const FilePath& file);
 
+// Generate the path of the build directory, relative to the source root.
+bool GetRelativeBuildDirectory(FilePath *build_dir);
+
 // Blocks until an application modal dialog is showns and returns it.
 AppModalDialog* WaitForAppModalDialog();
 
 // Performs a find in the page of the specified tab. Returns the number of
 // matches found.  |ordinal| is an optional parameter which is set to the index
 // of the current match.
 int FindInPage(TabContents* tab,
                const string16& search_string,
                bool forward,
                bool case_sensitive,
@@ skipping 286 matching lines @@
 // ui_controls_linux.cc and ui_controls_mac.cc
 void ClickTask(ui_controls::MouseButton button,
                int state,
                const base::Closure& followup);
 
 }  // namespace internal
 
 }  // namespace ui_test_utils
 
 #endif  // CHROME_TEST_BASE_UI_TEST_UTILS_H_