Add ascii() / latin1() / utf8() methods to AtomicString to avoid having to call string()

Source/modules/indexeddb/IDBTransaction.cpp

Index: Source/modules/indexeddb/IDBTransaction.cpp
diff --git a/Source/modules/indexeddb/IDBTransaction.cpp b/Source/modules/indexeddb/IDBTransaction.cpp
index 0b6efd00d363b8f2024f44946a21059f4085ce6c..a0a91e00913013344626a7f473ec0af9599e1217 100644
--- a/Source/modules/indexeddb/IDBTransaction.cpp
+++ b/Source/modules/indexeddb/IDBTransaction.cpp
@@ -369,7 +369,7 @@ void IDBTransaction::stop()
 
 void IDBTransaction::enqueueEvent(PassRefPtr<Event> event)
 {
-    ASSERT_WITH_MESSAGE(m_state != Finished, "A finished transaction tried to enqueue an event of type %s.", event->type().string().utf8().data());
+    ASSERT_WITH_MESSAGE(m_state != Finished, "A finished transaction tried to enqueue an event of type %s.", event->type().utf8().data());
     if (m_contextStopped || !executionContext())
         return;