Refactoring: replace a bunch of static array size computation or hardcoded constant
with a template function 'arraysize(static_array)', defined in Utils.h.


git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@139444 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Interpreter/OptionGroupArchitecture.cpp b/source/Interpreter/OptionGroupArchitecture.cpp
index 9446f2e..377bac0 100644
--- a/source/Interpreter/OptionGroupArchitecture.cpp
+++ b/source/Interpreter/OptionGroupArchitecture.cpp
@@ -13,6 +13,7 @@
 // C++ Includes
 // Other libraries and framework includes
 // Project includes
+#include "lldb/Utility/Utils.h"
 
 using namespace lldb;
 using namespace lldb_private;
@@ -29,15 +30,13 @@
 static OptionDefinition
 g_option_table[] =
 {
-{ LLDB_OPT_SET_1 , false, "arch"    , 'a', required_argument, NULL, 0, eArgTypeArchitecture , "Specify the architecture for the target."},
+    { LLDB_OPT_SET_1 , false, "arch"    , 'a', required_argument, NULL, 0, eArgTypeArchitecture , "Specify the architecture for the target."},
 };
 
-const uint32_t k_num_file_options = sizeof(g_option_table)/sizeof(OptionDefinition);
-
 uint32_t
 OptionGroupArchitecture::GetNumDefinitions ()
 {
-    return k_num_file_options;
+    return arraysize(g_option_table);
 }
 
 const OptionDefinition *