Do all OOLing in the views code. linux_views now builds clean with the clang plugin.

views/controls/message_box_view.cc

Index: views/controls/message_box_view.cc
diff --git a/views/controls/message_box_view.cc b/views/controls/message_box_view.cc
index 3df7b6b1e4547280bc6cc4fe7c73ff52d14099d4..d1a7864de36a0c929dc30ae720354e82eb515485 100644
--- a/views/controls/message_box_view.cc
+++ b/views/controls/message_box_view.cc
@@ -46,6 +46,8 @@ MessageBoxView::MessageBoxView(int dialog_flags,
   Init(dialog_flags, default_prompt);
 }
 
+MessageBoxView::~MessageBoxView() {}
+
 std::wstring MessageBoxView::GetInputText() {
   if (prompt_field_)
     return UTF16ToWideHack(prompt_field_->text());