Adds some debugging info in hopes of tracking leak in

views/animation/bounds_animator.cc

Index: views/animation/bounds_animator.cc
diff --git a/views/animation/bounds_animator.cc b/views/animation/bounds_animator.cc
index 65ba415082f3b19596363edbc1f183a545434923..fc23e3899984e22102fdb75cf7f18af55e7792b5 100644
--- a/views/animation/bounds_animator.cc
+++ b/views/animation/bounds_animator.cc
@@ -87,6 +87,13 @@ const SlideAnimation* BoundsAnimator::GetAnimationForView(View* view) {
 void BoundsAnimator::SetAnimationDelegate(View* view,
                                           AnimationDelegate* delegate,
                                           bool delete_when_done) {
+#if defined(OS_LINUX)
+  if (!IsAnimating(view))
+    LOG(ERROR) << "SetAnimationDelegate: not animating view";
+  if (data_[view].delegate)
+    LOG(ERROR) << "SetAnimationDelegate: delegate already set: leaking";
+#endif
+
   DCHECK(IsAnimating(view));
   data_[view].delegate = delegate;
   data_[view].delete_delegate_when_done = delete_when_done;
@@ -111,6 +118,10 @@ void BoundsAnimator::Cancel() {
   if (data_.empty())
     return;
 
+#if defined(OS_LINUX)
+  LOG(ERROR) << "Cancelling animations";
+#endif
+
   while (!data_.empty())
     data_.begin()->second.animation->Stop();