cc: The recent texture manager bug uncovered some unnecessary code

cc/layer_tree_host.cc

Index: cc/layer_tree_host.cc
diff --git a/cc/layer_tree_host.cc b/cc/layer_tree_host.cc
index 80e9e35fe7379f8ef169436d322282d6499f8114..15c3bff6ed89a1266874fc347f9815e215f73f7d 100644
--- a/cc/layer_tree_host.cc
+++ b/cc/layer_tree_host.cc
@@ -302,7 +302,6 @@ void LayerTreeHost::willCommit()
 
 void LayerTreeHost::commitComplete()
 {
-    m_deleteTextureAfterCommitList.clear();
     m_client->didCommit();
 }
 
@@ -736,11 +735,6 @@ bool LayerTreeHost::requestPartialTextureUpdate()
     return true;
 }
 
-void LayerTreeHost::deleteTextureAfterCommit(scoped_ptr<PrioritizedTexture> texture)
-{
-    m_deleteTextureAfterCommitList.append(texture.Pass());
-}
-
 void LayerTreeHost::setDeviceScaleFactor(float deviceScaleFactor)
 {
     if (deviceScaleFactor ==  m_deviceScaleFactor)