Removes debugging code I added to find crash. Crash seems to have

ui/views/view.cc

 // Copyright (c) 2012 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.
 
 #define _USE_MATH_DEFINES // For VC++ to get M_PI. This has to be first.
 
 #include "ui/views/view.h"
 
 #include <algorithm>
 #include <cmath>
@@ skipping 108 matching lines @@
       flip_canvas_on_paint_for_rtl_ui_(false),
       paint_to_layer_(false),
       accelerator_registration_delayed_(false),
       accelerator_focus_manager_(NULL),
       registered_accelerator_count_(0),
       next_focusable_view_(NULL),
       previous_focusable_view_(NULL),
       focusable_(false),
       accessibility_focusable_(false),
       context_menu_controller_(NULL),
-      drag_controller_(NULL),
-      in_on_focus_(false) {
+      drag_controller_(NULL) {
 }
 
 View::~View() {
   if (parent_)
     parent_->RemoveChildView(this);
 
   for (Views::const_iterator i(children_.begin()); i != children_.end(); ++i) {
     (*i)->parent_ = NULL;
     if (!(*i)->owned_by_client_)
       delete *i;
@@ skipping 1180 matching lines @@
 }
 
 // Focus -----------------------------------------------------------------------
 
 void View::OnFocus() {
   // TODO(beng): Investigate whether it's possible for us to move this to
   //             Focus().
   // By default, we clear the native focus. This ensures that no visible native
   // view as the focus and that we still receive keyboard inputs.
   FocusManager* focus_manager = GetFocusManager();
-  if (focus_manager) {
-    in_on_focus_ = true;
+  if (focus_manager)
     focus_manager->ClearNativeFocus();
-    in_on_focus_ = false;
-  }
 
   // TODO(beng): Investigate whether it's possible for us to move this to
   //             Focus().
   // Notify assistive technologies of the focus change.
   GetWidget()->NotifyAccessibilityEvent(
       this, ui::AccessibilityTypes::EVENT_FOCUS, true);
 }
 
 void View::OnBlur() {
 }
@@ skipping 243 matching lines @@
   }
 
   if (update_tool_tip)
     UpdateTooltip();
 
   if (layout_manager_.get())
     layout_manager_->ViewRemoved(this, view);
 }
 
 void View::PropagateRemoveNotifications(View* parent) {
-  CHECK(!in_on_focus_);
-
   for (int i = 0, count = child_count(); i < count; ++i)
     child_at(i)->PropagateRemoveNotifications(parent);
 
   for (View* v = this; v; v = v->parent_)
     v->ViewHierarchyChangedImpl(true, false, parent, this);
 }
 
 void View::PropagateAddNotifications(View* parent, View* child) {
   for (int i = 0, count = child_count(); i < count; ++i)
     child_at(i)->PropagateAddNotifications(parent, child);
@@ skipping 557 matching lines @@
   ConvertPointToWidget(this, &widget_location);
   GetWidget()->RunShellDrag(this, data, widget_location, drag_operations,
       source);
   return true;
 #else
   return false;
 #endif  // !defined(OS_MACOSX)
 }
 
 }  // namespace views