Removed READ_ONLY constants from IDBTransaction class

sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate

Index: sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate
diff --git a/sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate b/sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate
index d2eee5ad6005e17387c50ba6961ab23f61c41533..17b7a4a2e936451119647b8e60e5e58ea590dd27 100644
--- a/sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate
+++ b/sdk/lib/html/templates/html/dart2js/impl_IDBDatabase.darttemplate
@@ -23,12 +23,7 @@ class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
     // numeric mode tend to convert the string into a number.  This fails
     // silently, resulting in zero ('readonly').
     var txn = _transaction(storeName_OR_storeNames, mode);
-    if (_hasNumericMode(txn)) {
-      _transaction_fn = _transaction_numeric_mode;
-      txn = _transaction_fn(this, storeName_OR_storeNames, mode);
-    } else {
-      _transaction_fn = _transaction_string_mode;
-    }
+    _transaction_fn = _transaction_string_mode;

[sra1, 2012/12/18 00:56:52]

Since this is the only remaining version of the function, we can get rid of the
variable _transaction_fn and call _transaction directly.

[Emily Fortuna, 2012/12/18 18:57:47]

Done.

     return txn;
   }
 
@@ -36,13 +31,6 @@ class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
     return db._transaction(stores, mode);
   }
 
-  static Transaction _transaction_numeric_mode($CLASSNAME db, stores, mode) {
-    int intMode;
-    if (mode == 'readonly') intMode = Transaction.READ_ONLY;
-    if (mode == 'readwrite') intMode = Transaction.READ_WRITE;
-    return db._transaction(stores, intMode);
-  }
-
   @JSName('transaction')
   Transaction _transaction(stores, mode) native;