Fix restoring of contexts in inlined finally code

runtime/vm/flow_graph_builder.cc

Index: runtime/vm/flow_graph_builder.cc
===================================================================
--- runtime/vm/flow_graph_builder.cc	(revision 44441)
+++ runtime/vm/flow_graph_builder.cc	(working copy)
@@ -4292,7 +4292,6 @@
     intptr_t outer_try_index = node->try_index();
     owner()->set_try_index(outer_try_index);
   }
-  BuildRestoreContext(node->context_var());
 

[srdjan, 2015/03/12 22:09:22]

Add a comment, similar to the on in CL, so that no one adds a
BuildRestoreContext accidentally.

   JoinEntryInstr* finally_entry =
       new(I) JoinEntryInstr(owner()->AllocateBlockId(), owner()->try_index());