Always Close the Autofill UI through the same path

chrome/browser/autofill/autofill_external_delegate_browsertest.cc

Index: chrome/browser/autofill/autofill_external_delegate_browsertest.cc
diff --git a/chrome/browser/autofill/autofill_external_delegate_browsertest.cc b/chrome/browser/autofill/autofill_external_delegate_browsertest.cc
index c7ed801f05549ff9f109342fd8e0845e00c847bb..b04ec0ff442a551f4493f3a755b11e57a621c5cb 100644
--- a/chrome/browser/autofill/autofill_external_delegate_browsertest.cc
+++ b/chrome/browser/autofill/autofill_external_delegate_browsertest.cc
@@ -28,6 +28,9 @@ namespace {
 class MockAutofillManagerDelegate
     : public autofill::TestAutofillManagerDelegate {
  public:
+  MockAutofillManagerDelegate() {}
+  virtual ~MockAutofillManagerDelegate() {}
+
   virtual PrefService* GetPrefs() { return &prefs_; }
 
   PrefRegistrySyncable* GetPrefRegistry() {
@@ -46,6 +49,8 @@ class MockAutofillManagerDelegate
 
  private:
   TestingPrefServiceSyncable prefs_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockAutofillManagerDelegate);
 };
 
 // Subclass AutofillManager so we can create AutofillManager instance.
@@ -60,6 +65,8 @@ class TestAutofillManager : public AutofillManager {
   DISALLOW_COPY_AND_ASSIGN(TestAutofillManager);
 };
 
+// Subclass AutofillExternalDelegate so we can create an
+// AutofillExternalDelegate instance.
 class TestAutofillExternalDelegate : public AutofillExternalDelegate {
  public:
   TestAutofillExternalDelegate(content::WebContents* web_contents,