Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/indexeddb/IDBObjectStore.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 28 matching lines @@
 #include "modules/indexeddb/IDBDatabase.h"
 #include "modules/indexeddb/IDBKeyPath.h"
 #include "modules/indexeddb/IDBTracing.h"
 #include "modules/indexeddb/WebIDBCallbacksImpl.h"
 #include "platform/SharedBuffer.h"
 #include "public/platform/WebBlobInfo.h"
 #include "public/platform/WebData.h"
 #include "public/platform/WebVector.h"
 #include "public/platform/modules/indexeddb/WebIDBKey.h"
 #include "public/platform/modules/indexeddb/WebIDBKeyRange.h"
-#include <memory>
 #include <v8.h>
 
 using blink::WebBlobInfo;
 using blink::WebIDBCallbacks;
 using blink::WebIDBCursor;
 using blink::WebIDBDatabase;
 using blink::WebVector;
 
 namespace blink {
 
@@ skipping 47 matching lines @@
     if (!keyRange) {
         exceptionState.throwDOMException(DataError, IDBDatabase::noKeyOrKeyRangeErrorMessage);
         return nullptr;
     }
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->get(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, false, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->get(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, false, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 IDBRequest* IDBObjectStore::getAll(ScriptState* scriptState, const ScriptValue& keyRange, ExceptionState& exceptionState)
 {
     return getAll(scriptState, keyRange, std::numeric_limits<uint32_t>::max(), exceptionState);
 }
 
 IDBRequest* IDBObjectStore::getAll(ScriptState* scriptState, const ScriptValue& keyRange, unsigned long maxCount, ExceptionState& exceptionState)
 {
@@ skipping 15 matching lines @@
     }
     IDBKeyRange* range = IDBKeyRange::fromScriptValue(scriptState->getExecutionContext(), keyRange, exceptionState);
     if (exceptionState.hadException())
         return nullptr;
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->getAll(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, maxCount, false, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->getAll(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, maxCount, false, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 IDBRequest* IDBObjectStore::getAllKeys(ScriptState* scriptState, const ScriptValue& keyRange, ExceptionState& exceptionState)
 {
     return getAllKeys(scriptState, keyRange, std::numeric_limits<uint32_t>::max(), exceptionState);
 }
 
 IDBRequest* IDBObjectStore::getAllKeys(ScriptState* scriptState, const ScriptValue& keyRange, unsigned long maxCount, ExceptionState& exceptionState)
 {
@@ skipping 15 matching lines @@
     }
     IDBKeyRange* range = IDBKeyRange::fromScriptValue(scriptState->getExecutionContext(), keyRange, exceptionState);
     if (exceptionState.hadException())
         return nullptr;
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->getAll(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, maxCount, true, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->getAll(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, maxCount, true, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 static void generateIndexKeysForValue(v8::Isolate* isolate, const IDBIndexMetadata& indexMetadata, const ScriptValue& objectValue, IDBObjectStore::IndexKeys* indexKeys)
 {
     ASSERT(indexKeys);
     NonThrowableExceptionState exceptionState;
     IDBKey* indexKey = ScriptValue::to<IDBKey*>(isolate, objectValue, exceptionState, indexMetadata.keyPath);
 
     if (!indexKey)
@@ skipping 134 matching lines @@
         generateIndexKeysForValue(scriptState->isolate(), it.value, clone, &keys);
         indexIds.append(it.key);
         indexKeys.append(keys);
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, source, m_transaction.get());
     Vector<char> wireBytes;
     serializedValue->toWireBytes(wireBytes);
     RefPtr<SharedBuffer> valueBuffer = SharedBuffer::adoptVector(wireBytes);
 
-    backendDB()->put(m_transaction->id(), id(), WebData(valueBuffer), blobInfo, key, static_cast<WebIDBPutMode>(putMode), WebIDBCallbacksImpl::create(request).release(), indexIds, indexKeys);
+    backendDB()->put(m_transaction->id(), id(), WebData(valueBuffer), blobInfo, key, static_cast<WebIDBPutMode>(putMode), WebIDBCallbacksImpl::create(request).leakPtr(), indexIds, indexKeys);
     return request;
 }
 
 IDBRequest* IDBObjectStore::deleteFunction(ScriptState* scriptState, const ScriptValue& key, ExceptionState& exceptionState)
 {
     IDB_TRACE("IDBObjectStore::delete");
     if (isDeleted()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
         return nullptr;
     }
@@ skipping 16 matching lines @@
     if (!keyRange) {
         exceptionState.throwDOMException(DataError, IDBDatabase::noKeyOrKeyRangeErrorMessage);
         return nullptr;
     }
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->deleteRange(m_transaction->id(), id(), keyRange, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->deleteRange(m_transaction->id(), id(), keyRange, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 IDBRequest* IDBObjectStore::clear(ScriptState* scriptState, ExceptionState& exceptionState)
 {
     IDB_TRACE("IDBObjectStore::clear");
     if (isDeleted()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
         return nullptr;
     }
     if (m_transaction->isFinished() || m_transaction->isFinishing()) {
         exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionFinishedErrorMessage);
         return nullptr;
     }
     if (!m_transaction->isActive()) {
         exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionInactiveErrorMessage);
         return nullptr;
     }
     if (m_transaction->isReadOnly()) {
         exceptionState.throwDOMException(ReadOnlyError, IDBDatabase::transactionReadOnlyErrorMessage);
         return nullptr;
     }
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->clear(m_transaction->id(), id(), WebIDBCallbacksImpl::create(request).release());
+    backendDB()->clear(m_transaction->id(), id(), WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 namespace {
 // This class creates the index keys for a given index by extracting
 // them from the SerializedScriptValue, for all the existing values in
 // the objectStore. It only needs to be kept alive by virtue of being
 // a listener on an IDBRequest object, in the same way that JavaScript
 // cursor success handlers are kept alive.
 class IndexPopulator final : public EventListener {
@@ skipping 238 matching lines @@
     }
 
     return openCursor(scriptState, keyRange, direction, WebIDBTaskTypeNormal);
 }
 
 IDBRequest* IDBObjectStore::openCursor(ScriptState* scriptState, IDBKeyRange* range, WebIDBCursorDirection direction, WebIDBTaskType taskType)
 {
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
     request->setCursorDetails(IndexedDB::CursorKeyAndValue, direction);
 
-    backendDB()->openCursor(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, direction, false, taskType, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->openCursor(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, range, direction, false, taskType, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 IDBRequest* IDBObjectStore::openKeyCursor(ScriptState* scriptState, const ScriptValue& range, const String& directionString, ExceptionState& exceptionState)
 {
     IDB_TRACE("IDBObjectStore::openKeyCursor");
     if (isDeleted()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
         return nullptr;
     }
@@ skipping 12 matching lines @@
         return nullptr;
 
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
     request->setCursorDetails(IndexedDB::CursorKeyOnly, direction);
 
-    backendDB()->openCursor(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, direction, true, WebIDBTaskTypeNormal, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->openCursor(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, direction, true, WebIDBTaskTypeNormal, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 IDBRequest* IDBObjectStore::count(ScriptState* scriptState, const ScriptValue& range, ExceptionState& exceptionState)
 {
     IDB_TRACE("IDBObjectStore::count");
     if (isDeleted()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::objectStoreDeletedErrorMessage);
         return nullptr;
     }
     if (m_transaction->isFinished() || m_transaction->isFinishing()) {
         exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionFinishedErrorMessage);
         return nullptr;
     }
     if (!m_transaction->isActive()) {
         exceptionState.throwDOMException(TransactionInactiveError, IDBDatabase::transactionInactiveErrorMessage);
         return nullptr;
     }
 
     IDBKeyRange* keyRange = IDBKeyRange::fromScriptValue(scriptState->getExecutionContext(), range, exceptionState);
     if (exceptionState.hadException())
         return nullptr;
 
     if (!backendDB()) {
         exceptionState.throwDOMException(InvalidStateError, IDBDatabase::databaseClosedErrorMessage);
         return nullptr;
     }
 
     IDBRequest* request = IDBRequest::create(scriptState, IDBAny::create(this), m_transaction.get());
-    backendDB()->count(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, WebIDBCallbacksImpl::create(request).release());
+    backendDB()->count(m_transaction->id(), id(), IDBIndexMetadata::InvalidId, keyRange, WebIDBCallbacksImpl::create(request).leakPtr());
     return request;
 }
 
 void IDBObjectStore::abort()
 {
     for (auto& index : m_createdIndexes)
         index->markDeleted();
 }
 
 void IDBObjectStore::transactionFinished()
@@ skipping 16 matching lines @@
     }
     return IDBIndexMetadata::InvalidId;
 }
 
 WebIDBDatabase* IDBObjectStore::backendDB() const
 {
     return m_transaction->backendDB();
 }
 
 } // namespace blink