Fix a couple of tab related bugs:...

chrome/browser/views/tabs/dragged_tab_controller.cc

Index: chrome/browser/views/tabs/dragged_tab_controller.cc
===================================================================
--- chrome/browser/views/tabs/dragged_tab_controller.cc	(revision 4025)
+++ chrome/browser/views/tabs/dragged_tab_controller.cc	(working copy)
@@ -103,6 +103,11 @@
   in_destructor_ = true;
   CleanUpSourceTab();
   MessageLoopForUI::current()->RemoveObserver(this);
+  // Need to delete the view here manually _before_ we reset the dragged
+  // contents to NULL, otherwise if the view is animating to its destination
+  // bounds, it won't be able to clean up properly since its cleanup routine
+  // uses GetIndexForDraggedContents, which will be invalid.
+  view_.reset(NULL);
   ChangeDraggedContents(NULL); // This removes our observer.
 }