FBTF: Fix more ctor/dtors found by clang plugin.

chrome/browser/shell_dialogs.cc

Index: chrome/browser/shell_dialogs.cc
diff --git a/chrome/browser/shell_dialogs.cc b/chrome/browser/shell_dialogs.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c0f6875c3fc2fa9074640eb9946cc48b02311eb2
--- /dev/null
+++ b/chrome/browser/shell_dialogs.cc
@@ -0,0 +1,17 @@
+// Copyright (c) 2010 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.
+
+#include "chrome/browser/shell_dialogs.h"
+
+SelectFileDialog::FileTypeInfo::FileTypeInfo() : include_all_files(false) {}
+
+SelectFileDialog::FileTypeInfo::~FileTypeInfo() {}
+
+SelectFileDialog::SelectFileDialog() {}
+
+SelectFileDialog::~SelectFileDialog() {}
+
+SelectFontDialog::SelectFontDialog() {}
+
+SelectFontDialog::~SelectFontDialog() {}