Debugger: use debug break slots instead of ICs (except for calls).

src/builtins.h

Index: src/builtins.h
diff --git a/src/builtins.h b/src/builtins.h
index a94c7bd147892de9ffcbfefa19bd0d2da458bbcb..e1e202b3f724cabca5529a821d3d6e6fdbec8838 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -151,16 +151,6 @@ enum BuiltinExtraArguments {
                                                DEBUG_BREAK)                   \
   V(CallICStub_DebugBreak,                     CALL_IC, DEBUG_STUB,           \
                                                DEBUG_BREAK)                   \
-  V(LoadIC_DebugBreak,                         LOAD_IC, DEBUG_STUB,           \
-                                               DEBUG_BREAK)                   \
-  V(KeyedLoadIC_DebugBreak,                    KEYED_LOAD_IC, DEBUG_STUB,     \
-                                               DEBUG_BREAK)                   \
-  V(StoreIC_DebugBreak,                        STORE_IC, DEBUG_STUB,          \
-                                               DEBUG_BREAK)                   \
-  V(KeyedStoreIC_DebugBreak,                   KEYED_STORE_IC, DEBUG_STUB,    \
-                                               DEBUG_BREAK)                   \
-  V(CompareNilIC_DebugBreak,                   COMPARE_NIL_IC, DEBUG_STUB,    \
-                                               DEBUG_BREAK)                   \
   V(Slot_DebugBreak,                           BUILTIN, DEBUG_STUB,           \
                                                DEBUG_BREAK)                   \
   V(PlainReturn_LiveEdit,                      BUILTIN, DEBUG_STUB,           \