Address review comments from a previous CL.

vm/object_store.cc

Index: vm/object_store.cc
===================================================================
--- vm/object_store.cc	(revision 9828)
+++ vm/object_store.cc	(working copy)
@@ -138,135 +138,14 @@
 
 
 RawClass* ObjectStore::GetClass(int index) {
-  switch (index) {
-    case kObjectClass: return object_class_;
-    case kIntegerImplementationClass: return integer_implementation_class_;
-    case kSmiClass: return smi_class_;
-    case kMintClass: return mint_class_;
-    case kBigintClass: return bigint_class_;
-    case kDoubleClass: return double_class_;
-    case kOneByteStringClass: return one_byte_string_class_;
-    case kTwoByteStringClass: return two_byte_string_class_;
-    case kFourByteStringClass: return four_byte_string_class_;
-    case kExternalOneByteStringClass: return external_one_byte_string_class_;
-    case kExternalTwoByteStringClass: return external_two_byte_string_class_;
-    case kExternalFourByteStringClass: return external_four_byte_string_class_;
-    case kBoolClass: return bool_class_;
-    case kArrayClass: return array_class_;
-    case kImmutableArrayClass: return immutable_array_class_;
-    case kGrowableObjectArrayClass: return growable_object_array_class_;
-    case kInt8ArrayClass: return int8_array_class_;
-    case kUint8ArrayClass: return uint8_array_class_;
-    case kInt16ArrayClass: return int16_array_class_;
-    case kUint16ArrayClass: return uint16_array_class_;
-    case kInt32ArrayClass: return int32_array_class_;
-    case kUint32ArrayClass: return uint32_array_class_;
-    case kInt64ArrayClass: return int64_array_class_;
-    case kUint64ArrayClass: return uint64_array_class_;
-    case kFloat32ArrayClass: return float32_array_class_;
-    case kFloat64ArrayClass: return float64_array_class_;
-    case kExternalInt8ArrayClass: return external_int8_array_class_;
-    case kExternalUint8ArrayClass: return external_uint8_array_class_;
-    case kExternalInt16ArrayClass: return external_int16_array_class_;
-    case kExternalUint16ArrayClass: return external_uint16_array_class_;
-    case kExternalInt32ArrayClass: return external_int32_array_class_;
-    case kExternalUint32ArrayClass: return external_uint32_array_class_;
-    case kExternalInt64ArrayClass: return external_int64_array_class_;
-    case kExternalUint64ArrayClass: return external_uint64_array_class_;
-    case kExternalFloat32ArrayClass: return external_float32_array_class_;
-    case kExternalFloat64ArrayClass: return external_float64_array_class_;
-    case kStacktraceClass: return stacktrace_class_;
-    case kJSRegExpClass: return jsregexp_class_;
-    default: break;
+  if ((index == kObject) || (index >= kInteger && index <= kJSRegExp)) {
+    return Isolate::Current()->class_table()->At(index);
   }
   UNREACHABLE();
   return Class::null();
 }
 
 
-int ObjectStore::GetClassIndex(const RawClass* raw_class) {
-  ASSERT(raw_class->IsHeapObject());
-  if (raw_class == object_class_) {
-    return kObjectClass;
-  } else if (raw_class == integer_implementation_class_) {
-    return kIntegerImplementationClass;
-  } else if (raw_class == smi_class_) {
-    return kSmiClass;
-  } else if (raw_class == mint_class_) {
-    return kMintClass;
-  } else if (raw_class == bigint_class_) {
-    return kBigintClass;
-  } else if (raw_class == double_class_) {
-    return kDoubleClass;
-  } else if (raw_class == one_byte_string_class_) {
-    return kOneByteStringClass;
-  } else if (raw_class == two_byte_string_class_) {
-    return kTwoByteStringClass;
-  } else if (raw_class == four_byte_string_class_) {
-    return kFourByteStringClass;
-  } else if (raw_class == external_one_byte_string_class_) {
-    return kExternalOneByteStringClass;
-  } else if (raw_class == external_two_byte_string_class_) {
-    return kExternalTwoByteStringClass;
-  } else if (raw_class == external_four_byte_string_class_) {
-    return kExternalFourByteStringClass;
-  } else if (raw_class == bool_class_) {
-    return kBoolClass;
-  } else if (raw_class == array_class_) {
-    return kArrayClass;
-  } else if (raw_class == immutable_array_class_) {
-    return kImmutableArrayClass;
-  } else if (raw_class == growable_object_array_class_) {
-    return kGrowableObjectArrayClass;
-  } else if (raw_class == int8_array_class_) {
-    return kInt8ArrayClass;
-  } else if (raw_class == uint8_array_class_) {
-    return kUint8ArrayClass;
-  } else if (raw_class == int16_array_class_) {
-    return kInt16ArrayClass;
-  } else if (raw_class == uint16_array_class_) {
-    return kUint16ArrayClass;
-  } else if (raw_class == int32_array_class_) {
-    return kInt32ArrayClass;
-  } else if (raw_class == uint32_array_class_) {
-    return kUint32ArrayClass;
-  } else if (raw_class == int64_array_class_) {
-    return kInt64ArrayClass;
-  } else if (raw_class == uint64_array_class_) {
-    return kUint64ArrayClass;
-  } else if (raw_class == float32_array_class_) {
-    return kFloat32ArrayClass;
-  } else if (raw_class == float64_array_class_) {
-    return kFloat64ArrayClass;
-  } else if (raw_class == external_int8_array_class_) {
-    return kExternalInt8ArrayClass;
-  } else if (raw_class == external_uint8_array_class_) {
-    return kExternalUint8ArrayClass;
-  } else if (raw_class == external_int16_array_class_) {
-    return kExternalInt16ArrayClass;
-  } else if (raw_class == external_uint16_array_class_) {
-    return kExternalUint16ArrayClass;
-  } else if (raw_class == external_int32_array_class_) {
-    return kExternalInt32ArrayClass;
-  } else if (raw_class == external_uint32_array_class_) {
-    return kExternalUint32ArrayClass;
-  } else if (raw_class == external_int64_array_class_) {
-    return kExternalInt64ArrayClass;
-  } else if (raw_class == external_uint64_array_class_) {
-    return kExternalUint64ArrayClass;
-  } else if (raw_class == external_float32_array_class_) {
-    return kExternalFloat32ArrayClass;
-  } else if (raw_class == external_float64_array_class_) {
-    return kExternalFloat64ArrayClass;
-  } else if (raw_class == stacktrace_class_) {
-    return kStacktraceClass;
-  } else if (raw_class == jsregexp_class_) {
-    return kJSRegExpClass;
-  }
-  return kInvalidIndex;
-}
-
-
 RawType* ObjectStore::GetType(int index) {
   switch (index) {
     case kObjectType: return object_type();