initialize Ole so that RegisterDragDrop doesn't fail on Windows

chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc

Index: chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
diff --git a/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc b/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
index ab590097b90750ddf62d8f8ae2a6a6050eb07bcc..69f19cb4a2fd8c11e75883404b0c185aeb485cc8 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
+++ b/chrome/browser/ui/autofill/autofill_dialog_controller_unittest.cc
@@ -25,6 +25,10 @@
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+#if defined(OS_WIN)
+#include "ui/base/win/scoped_ole_initializer.h"
+#endif
+
 using testing::_;
 
 namespace autofill {
@@ -257,6 +261,11 @@ class AutofillDialogControllerTest : public testing::Test {
   void FinishedCallback(const FormStructure* form_structure,
                         const std::string& google_transaction_id) {}
 
+#if defined(OS_WIN)
+   // http://crbug.com/227221
+   ui::ScopedOleInitializer ole_initializer_;
+#endif
+
   // A bunch of threads are necessary for classes like TestWebContents and
   // URLRequestContextGetter not to fall over.
   MessageLoopForUI loop_;