Implement set trap for proxies, and revamp class hierarchy in preparation

tools/grokdump.py

Index: tools/grokdump.py
diff --git a/tools/grokdump.py b/tools/grokdump.py
index 15d09f4cd3ce8f8336b05da0b8977d4b8005c338..313ee72a584d94ee9fbada02b9f0b20523eee157 100755
--- a/tools/grokdump.py
+++ b/tools/grokdump.py
@@ -393,42 +393,44 @@ INSTANCE_TYPES = {
   130: "ODDBALL_TYPE",
   131: "JS_GLOBAL_PROPERTY_CELL_TYPE",
   132: "HEAP_NUMBER_TYPE",
-  134: "JS_PROXY_TYPE",
   133: "FOREIGN_TYPE",
-  135: "BYTE_ARRAY_TYPE",
-  136: "EXTERNAL_BYTE_ARRAY_TYPE",
-  137: "EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE",
-  138: "EXTERNAL_SHORT_ARRAY_TYPE",
-  139: "EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE",
-  140: "EXTERNAL_INT_ARRAY_TYPE",
-  141: "EXTERNAL_UNSIGNED_INT_ARRAY_TYPE",
-  142: "EXTERNAL_FLOAT_ARRAY_TYPE",
-  144: "EXTERNAL_PIXEL_ARRAY_TYPE",
-  145: "FILLER_TYPE",
-  146: "ACCESSOR_INFO_TYPE",
-  147: "ACCESS_CHECK_INFO_TYPE",
-  148: "INTERCEPTOR_INFO_TYPE",
-  149: "CALL_HANDLER_INFO_TYPE",
-  150: "FUNCTION_TEMPLATE_INFO_TYPE",
-  151: "OBJECT_TEMPLATE_INFO_TYPE",
-  152: "SIGNATURE_INFO_TYPE",
-  153: "TYPE_SWITCH_INFO_TYPE",
-  154: "SCRIPT_TYPE",
-  155: "CODE_CACHE_TYPE",
-  158: "FIXED_ARRAY_TYPE",
-  159: "SHARED_FUNCTION_INFO_TYPE",
-  160: "JS_MESSAGE_OBJECT_TYPE",
-  161: "JS_VALUE_TYPE",
-  162: "JS_OBJECT_TYPE",
-  163: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
-  164: "JS_GLOBAL_OBJECT_TYPE",
-  165: "JS_BUILTINS_OBJECT_TYPE",
-  166: "JS_GLOBAL_PROXY_TYPE",
-  167: "JS_ARRAY_TYPE",
+  134: "BYTE_ARRAY_TYPE",
+  135: "EXTERNAL_BYTE_ARRAY_TYPE",
+  136: "EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE",
+  137: "EXTERNAL_SHORT_ARRAY_TYPE",
+  138: "EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE",
+  139: "EXTERNAL_INT_ARRAY_TYPE",
+  140: "EXTERNAL_UNSIGNED_INT_ARRAY_TYPE",
+  141: "EXTERNAL_FLOAT_ARRAY_TYPE",
+  142: "EXTERNAL_DOUBLE_ARRAY_TYPE",
+  143: "EXTERNAL_PIXEL_ARRAY_TYPE",
+  144: "FILLER_TYPE",
+  145: "ACCESSOR_INFO_TYPE",
+  146: "ACCESS_CHECK_INFO_TYPE",
+  147: "INTERCEPTOR_INFO_TYPE",
+  148: "CALL_HANDLER_INFO_TYPE",
+  149: "FUNCTION_TEMPLATE_INFO_TYPE",
+  150: "OBJECT_TEMPLATE_INFO_TYPE",
+  151: "SIGNATURE_INFO_TYPE",
+  152: "TYPE_SWITCH_INFO_TYPE",
+  153: "SCRIPT_TYPE",
+  154: "CODE_CACHE_TYPE",
+  155: "DEBUG_INFO_TYPE",
+  156: "BREAK_POINT_INFO_TYPE",
+  157: "FIXED_ARRAY_TYPE",
+  158: "SHARED_FUNCTION_INFO_TYPE",
+  159: "JS_MESSAGE_OBJECT_TYPE",
+  160: "JS_VALUE_TYPE",
+  161: "JS_OBJECT_TYPE",
+  162: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
+  163: "JS_GLOBAL_OBJECT_TYPE",
+  164: "JS_BUILTINS_OBJECT_TYPE",
+  165: "JS_GLOBAL_PROXY_TYPE",
+  166: "JS_ARRAY_TYPE",
+  167: "JS_PROXY_TYPE",
   168: "JS_REGEXP_TYPE",
   169: "JS_FUNCTION_TYPE",
-  156: "DEBUG_INFO_TYPE",
-  157: "BREAK_POINT_INFO_TYPE",
+  170: "JS_FUNCTION_PROXY_TYPE",
 }