Change the NULL to a 0 since we need a uint32_t

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@163625 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Commands/CommandObjectTarget.cpp b/source/Commands/CommandObjectTarget.cpp
index 15523b3..90ac761 100644
--- a/source/Commands/CommandObjectTarget.cpp
+++ b/source/Commands/CommandObjectTarget.cpp
@@ -4561,17 +4561,17 @@
 OptionDefinition
 CommandObjectTargetStopHookAdd::CommandOptions::g_option_table[] =
 {
-    { LLDB_OPT_SET_ALL, false, "one-liner", 'o', required_argument, NULL, NULL, eArgTypeOneLiner,
+    { LLDB_OPT_SET_ALL, false, "one-liner", 'o', required_argument, NULL, 0, eArgTypeOneLiner,
         "Specify a one-line breakpoint command inline. Be sure to surround it with quotes." },
     { LLDB_OPT_SET_ALL, false, "shlib", 's', required_argument, NULL, CommandCompletions::eModuleCompletion, eArgTypeShlibName,
         "Set the module within which the stop-hook is to be run."},
-    { LLDB_OPT_SET_ALL, false, "thread-index", 'x', required_argument, NULL, NULL, eArgTypeThreadIndex,
+    { LLDB_OPT_SET_ALL, false, "thread-index", 'x', required_argument, NULL, 0, eArgTypeThreadIndex,
         "The stop hook is run only for the thread whose index matches this argument."},
-    { LLDB_OPT_SET_ALL, false, "thread-id", 't', required_argument, NULL, NULL, eArgTypeThreadID,
+    { LLDB_OPT_SET_ALL, false, "thread-id", 't', required_argument, NULL, 0, eArgTypeThreadID,
         "The stop hook is run only for the thread whose TID matches this argument."},
-    { LLDB_OPT_SET_ALL, false, "thread-name", 'T', required_argument, NULL, NULL, eArgTypeThreadName,
+    { LLDB_OPT_SET_ALL, false, "thread-name", 'T', required_argument, NULL, 0, eArgTypeThreadName,
         "The stop hook is run only for the thread whose thread name matches this argument."},
-    { LLDB_OPT_SET_ALL, false, "queue-name", 'q', required_argument, NULL, NULL, eArgTypeQueueName,
+    { LLDB_OPT_SET_ALL, false, "queue-name", 'q', required_argument, NULL, 0, eArgTypeQueueName,
         "The stop hook is run only for threads in the queue whose name is given by this argument."},
     { LLDB_OPT_SET_1, false, "file", 'f', required_argument, NULL, CommandCompletions::eSourceFileCompletion, eArgTypeFilename,
         "Specify the source file within which the stop-hook is to be run." },
@@ -4579,7 +4579,7 @@
         "Set the start of the line range for which the stop-hook is to be run."},
     { LLDB_OPT_SET_1, false, "end-line", 'e', required_argument, NULL, 0, eArgTypeLineNum,
         "Set the end of the line range for which the stop-hook is to be run."},
-    { LLDB_OPT_SET_2, false, "classname", 'c', required_argument, NULL, NULL, eArgTypeClassName,
+    { LLDB_OPT_SET_2, false, "classname", 'c', required_argument, NULL, 0, eArgTypeClassName,
         "Specify the class within which the stop-hook is to be run." },
     { LLDB_OPT_SET_3, false, "name", 'n', required_argument, NULL, CommandCompletions::eSymbolCompletion, eArgTypeFunctionName,
         "Set the function name within which the stop hook will be run." },