WIP: Tab-Drag-Slippage Various experiments

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"
@@ skipping 370 matching lines @@
                           point_in_screen.x() -
                           mouse_offset_.x(), 0);
         widget->SetVisibilityChangedAnimationsEnabled(false);
         widget->Restore();
         widget->SetBounds(new_bounds);
         AdjustBrowserAndTabBoundsForDrag(last_tabstrip_width,
                                          point_in_screen,
                                          &drag_bounds);
         widget->SetVisibilityChangedAnimationsEnabled(true);
       }
-      RunMoveLoop(GetWindowOffset(point_in_screen));
+      RunMoveLoop(GetWindowOffset(start_point_in_screen_));
       return;
     }
   }
 
   ContinueDragging(point_in_screen);
 }
 
 void TabDragController::EndDrag(EndDragReason reason) {
   TRACE_EVENT0("views", "TabDragController::EndDrag");
 
@@ skipping 611 matching lines @@
   attached_tabstrip_ = NULL;
 }
 
 void TabDragController::DetachIntoNewBrowserAndRunMoveLoop(
     const gfx::Point& point_in_screen) {
   if (GetModel(attached_tabstrip_)->count() ==
       static_cast<int>(drag_data_.size())) {
     // All the tabs in a browser are being dragged but all the tabs weren't
     // initially being dragged. For this to happen the user would have to
     // start dragging a set of tabs, the other tabs close, then detach.
-    RunMoveLoop(GetWindowOffset(point_in_screen));
+    RunMoveLoop(GetWindowOffset(start_point_in_screen_));
     return;
   }
 
   const int last_tabstrip_width = attached_tabstrip_->tab_area_width();
   std::vector<gfx::Rect> drag_bounds = CalculateBoundsForDraggedTabs();
   OffsetX(GetAttachedDragPoint(point_in_screen).x(), &drag_bounds);
 
   gfx::Vector2d drag_offset;
   Browser* browser = CreateBrowserForDrag(
       attached_tabstrip_, point_in_screen, &drag_offset, &drag_bounds);
@@ skipping 782 matching lines @@
        it != browser_list->end(); ++it) {
     if ((*it)->tab_strip_model()->empty())
       exclude.insert((*it)->window()->GetNativeWindow());
   }
 #endif
   return GetLocalProcessWindowAtPoint(host_desktop_type_,
                                       screen_point,
                                       exclude);
 
 }