Rename dart:typeddata to dart:typed_data.

runtime/vm/class_finalizer.cc

Index: runtime/vm/class_finalizer.cc
diff --git a/runtime/vm/class_finalizer.cc b/runtime/vm/class_finalizer.cc
index 3aaa758c638b335e1480ccc8500ff033c2c5bb76..4800db2b6a8d7973f865bd2e393dbcf515b4deab 100644
--- a/runtime/vm/class_finalizer.cc
+++ b/runtime/vm/class_finalizer.cc
@@ -1964,7 +1964,7 @@ void ClassFinalizer::VerifyImplicitFieldOffsets() {
     field ^= fields_array.At(0);
     ASSERT(field.Offset() == TypedDataView::data_offset());
     name ^= field.name();
-    expected_name ^= String::New("_typeddata");
+    expected_name ^= String::New("_typed_data");
     ASSERT(String::EqualsIgnoringPrivateKey(name, expected_name));
     field ^= fields_array.At(1);
     ASSERT(field.Offset() == TypedDataView::offset_in_bytes_offset());
@@ -1983,7 +1983,7 @@ void ClassFinalizer::VerifyImplicitFieldOffsets() {
   field ^= fields_array.At(0);
   ASSERT(field.Offset() == TypedDataView::data_offset());
   name ^= field.name();
-  expected_name ^= String::New("_typeddata");
+  expected_name ^= String::New("_typed_data");
   ASSERT(String::EqualsIgnoringPrivateKey(name, expected_name));
   field ^= fields_array.At(1);
   ASSERT(field.Offset() == TypedDataView::offset_in_bytes_offset());