Revert r283051: Fix positioning of Autofill popups

chrome/browser/ui/views/autofill/autofill_popup_base_view.cc

Index: chrome/browser/ui/views/autofill/autofill_popup_base_view.cc
diff --git a/chrome/browser/ui/views/autofill/autofill_popup_base_view.cc b/chrome/browser/ui/views/autofill/autofill_popup_base_view.cc
index 861718b8e1edad875a91246c39e0c12d212e4b97..ced38990ff6767f987a1b1b0563574168d155d8c 100644
--- a/chrome/browser/ui/views/autofill/autofill_popup_base_view.cc
+++ b/chrome/browser/ui/views/autofill/autofill_popup_base_view.cc
@@ -63,7 +63,7 @@ void AutofillPopupBaseView::DoShow() {
     views::Widget* widget = new views::Widget;
     views::Widget::InitParams params(views::Widget::InitParams::TYPE_POPUP);
     params.delegate = this;
-    params.context = container_view();
+    params.parent = container_view();
     widget->Init(params);
     widget->SetContentsView(this);
 
@@ -102,10 +102,8 @@ void AutofillPopupBaseView::DoHide() {
 }
 
 void AutofillPopupBaseView::RemoveObserver() {
-  if (observing_widget_) {
-    observing_widget_->GetFocusManager()->UnregisterAccelerators(this);
-    observing_widget_->RemoveObserver(this);
-  }
+  observing_widget_->GetFocusManager()->UnregisterAccelerators(this);
+  observing_widget_->RemoveObserver(this);
   views::WidgetFocusManager::GetInstance()->RemoveFocusChangeListener(this);
 }
 
@@ -121,11 +119,6 @@ void AutofillPopupBaseView::OnNativeFocusChange(
     HideController();
 }
 
-void AutofillPopupBaseView::OnWidgetDestroying(views::Widget* widget) {
-  DCHECK_EQ(widget, observing_widget_);
-  observing_widget_ = NULL;
-}
-
 void AutofillPopupBaseView::OnWidgetBoundsChanged(views::Widget* widget,
                                                   const gfx::Rect& new_bounds) {
   DCHECK_EQ(widget, observing_widget_);