Allow a multi-line expression to follow expression commands with options when there is no expression following the option terminating “—“.

llvm-svn: 203872
diff --git a/lldb/source/Commands/CommandObjectExpression.h b/lldb/source/Commands/CommandObjectExpression.h
index c943f0e..168140d 100644
--- a/lldb/source/Commands/CommandObjectExpression.h
+++ b/lldb/source/Commands/CommandObjectExpression.h
@@ -96,6 +96,9 @@
                         Stream *output_stream,
                         Stream *error_stream,
                         CommandReturnObject *result = NULL);
+    
+    void
+    GetMultilineExpression ();
 
     OptionGroupOptions m_option_group;
     OptionGroupFormat m_format_options;