Removes debugging code added @ 219682

chrome/browser/ui/views/tabs/tab_drag_controller.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.
 
 #include "chrome/browser/ui/views/tabs/tab_drag_controller.h"
 
 #include <math.h>
 #include <set>
 
 #include "base/auto_reset.h"
 #include "base/callback.h"
 #include "base/command_line.h"
-#include "base/debug/alias.h"
 #include "base/i18n/rtl.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_modal_dialogs/javascript_dialog_manager.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_delegate.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/tabs/browser_tab_strip_controller.h"
@@ skipping 345 matching lines @@
       initial_move_(true),
       detach_behavior_(DETACHABLE),
       move_behavior_(REORDER),
       mouse_move_direction_(0),
       is_dragging_window_(false),
       end_run_loop_behavior_(END_RUN_LOOP_STOP_DRAGGING),
       waiting_for_run_loop_to_exit_(false),
       tab_strip_to_attach_to_after_exit_(NULL),
       move_loop_widget_(NULL),
       destroyed_(NULL),
-      is_mutating_(false),
-      saving_focus_(false) {
+      is_mutating_(false) {
   instance_ = this;
 }
 
 TabDragController::~TabDragController() {
-  CHECK(!saving_focus_);
   if (instance_ == this)
     instance_ = NULL;
 
   if (destroyed_)
     *destroyed_ = true;
 
   if (move_loop_widget_) {
     move_loop_widget_->RemoveObserver(this);
     SetTrackedByWorkspace(move_loop_widget_->GetNativeView(), true);
     SetWindowPositionManaged(move_loop_widget_->GetNativeView(), true);
@@ skipping 346 matching lines @@
     // Current dock position is the same as last, update the controller's
     // in_enable_area state as it may have changed.
     dock_controllers_.back()->UpdateInEnabledArea(dock_info_.in_enable_area());
   }
 }
 
 void TabDragController::SaveFocus() {
   DCHECK(!old_focused_view_);  // This should only be invoked once.
   DCHECK(source_tabstrip_);
   old_focused_view_ = source_tabstrip_->GetFocusManager()->GetFocusedView();
-  // TODO(sky): used in tracking crash; see 275931.
-  const char* old_focused_view_class_name =
-      old_focused_view_ ? old_focused_view_->GetClassName() : NULL;
-  base::debug::Alias(old_focused_view_class_name);
-  const int old_focused_view_id =
-      old_focused_view_ ? old_focused_view_->id() : 0;
-  base::debug::Alias(&old_focused_view_id);
-  base::AutoReset<bool> setter(&saving_focus_, true);
   source_tabstrip_->GetFocusManager()->SetFocusedView(source_tabstrip_);
 }
 
 void TabDragController::RestoreFocus() {
   if (old_focused_view_ && attached_tabstrip_ == source_tabstrip_)
     old_focused_view_->GetFocusManager()->SetFocusedView(old_focused_view_);
   old_focused_view_ = NULL;
 }
 
 bool TabDragController::CanStartDrag(const gfx::Point& point_in_screen) const {
@@ skipping 1386 matching lines @@
 gfx::Vector2d TabDragController::GetWindowOffset(
     const gfx::Point& point_in_screen) {
   TabStrip* owning_tabstrip = (attached_tabstrip_ && detach_into_browser_) ?
       attached_tabstrip_ : source_tabstrip_;
   views::View* toplevel_view = owning_tabstrip->GetWidget()->GetContentsView();
 
   gfx::Point point = point_in_screen;
   views::View::ConvertPointFromScreen(toplevel_view, &point);
   return point.OffsetFromOrigin();
 }