Reland of Move ScriptState::GetExecutionContext (Part 5)

third_party/WebKit/Source/modules/indexeddb/IDBTransaction.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 107 matching lines @@
   DCHECK(!scope_.IsEmpty()) << "Observer transactions must operate "
                                "on a well-defined set of stores";
   database_->TransactionCreated(this);
 }
 
 IDBTransaction::IDBTransaction(ScriptState* script_state,
                                int64_t id,
                                const HashSet<String>& scope,
                                WebIDBTransactionMode mode,
                                IDBDatabase* db)
-    : ContextLifecycleObserver(script_state->GetExecutionContext()),
+    : ContextLifecycleObserver(ExecutionContext::From(script_state)),
       id_(id),
       database_(db),
       mode_(mode),
       scope_(scope) {
   DCHECK(database_);
   DCHECK(!scope_.IsEmpty()) << "Non-versionchange transactions must operate "
                                "on a well-defined set of stores";
   DCHECK(mode_ == kWebIDBTransactionModeReadOnly ||
          mode_ == kWebIDBTransactionModeReadWrite)
       << "Invalid transaction mode";
@@ skipping 459 matching lines @@
     IDBObjectStore* object_store = it.key;
     object_store->ClearIndexCache();
   }
   old_store_metadata_.Clear();
 
   deleted_indexes_.Clear();
   deleted_object_stores_.Clear();
 }
 
 }  // namespace blink