Always include debugger support.

src/runtime.h

Index: src/runtime.h
diff --git a/src/runtime.h b/src/runtime.h
index 9bced7d4da78cd2778fc9b48ffb8399e8c0aac5d..3ce332b6143b2622208911bb409e51cdff163aa2 100644
--- a/src/runtime.h
+++ b/src/runtime.h
@@ -423,8 +423,7 @@ namespace internal {
   F(IsAccessCheckNeeded, 1, 1)
 
 
-#ifdef ENABLE_DEBUGGER_SUPPORT
-#define RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F) \
+#define RUNTIME_FUNCTION_LIST_DEBUGGER(F) \
   /* Debugger support*/ \
   F(DebugBreak, 0, 1) \
   F(SetDebugEventListener, 2, 1) \
@@ -487,10 +486,6 @@ namespace internal {
   F(CollectGarbage, 1, 1) \
   F(GetHeapUsage, 0, 1) \
 
-#else
-#define RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F)
-#endif
-
 
 #ifdef V8_I18N_SUPPORT
 #define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) \
@@ -553,7 +548,7 @@ namespace internal {
   RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \
   RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \
   RUNTIME_FUNCTION_LIST_DEBUG(F) \
-  RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F) \
+  RUNTIME_FUNCTION_LIST_DEBUGGER(F) \
   RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F)
 
 // RUNTIME_HIDDEN_FUNCTION_LIST defines all runtime functions accessed