Remove (but leave references to) all of the builtins that we don't need saved

chrome/renderer/extensions/safe_builtins.cc

Index: chrome/renderer/extensions/safe_builtins.cc
diff --git a/chrome/renderer/extensions/safe_builtins.cc b/chrome/renderer/extensions/safe_builtins.cc
index 2a58bf291cee6212e9d35e7693f72fa125c7cf13..dbb85b7e402306974827d7bcd9f196953bf0a99f 100644
--- a/chrome/renderer/extensions/safe_builtins.cc
+++ b/chrome/renderer/extensions/safe_builtins.cc
@@ -69,13 +69,18 @@ const char kScript[] =
     "// though. It would be nice to generate this somehow.\n"
     "// Note: no JSON, it needs to handle toJSON being overriden so is\n"
     "//       implemented by hand.\n"
-    "var builtinTypes = [Object, Function, Array, String, Boolean, Number,\n"
-    "                    /*Math,*/ Date, RegExp, /*JSON,*/ Error, EvalError,\n"
-    "                    ReferenceError, SyntaxError, TypeError, URIError];\n"
+    "// Note: no Math, it's static (we also don't need it yet).\n"
+    "// Note: the other things that are commented out are ones that aren't\n"
+    "//       needed to make the clobber tests pass, because running this\n"
+    "//       file is a bit slow.\n"
+    "var builtinTypes = [\n"
+    "    Object, Function, Array, String, /*Boolean, Number,*/\n"
+    "    /*Math, Date,*/ RegExp, /*JSON, Error, EvalError,\n"
+    "    ReferenceError, SyntaxError, TypeError, URIError*/];\n"
     "builtinTypes.forEach(function(builtin) {\n"
     "  Save(builtin.name, getSafeBuiltin(builtin, true));\n"
     "});\n"
-    "Save('Math', getSafeBuiltin(Math, false));\n"
+    "//Save('Math', getSafeBuiltin(Math, false));\n"
     "// Save JSON. This is trickier because extensions can override toJSON in\n"
     "// incompatible ways, and we need to prevent that.\n"
     "var builtinToJSONs = builtinTypes.map(function(t) {\n"