1 files changed, 58 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/runtime/GCActivityCallbackBlackBerry.cpp b/Source/JavaScriptCore/runtime/GCActivityCallbackBlackBerry.cpp
new file mode 100644
index 000000000..3b0b5a751
--- /dev/null
+++ b/Source/JavaScriptCore/runtime/GCActivityCallbackBlackBerry.cpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2012 Research In Motion Limited. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "config.h"
+#include "GCActivityCallback.h"
+
+#include "Heap.h"
+#include <BlackBerryPlatformMemory.h>
+
+namespace JSC {
+
+DefaultGCActivityCallback::DefaultGCActivityCallback(Heap* heap)
+    : GCActivityCallback(heap->globalData())
+{
+}
+
+DefaultGCActivityCallback::doWork()
+{
+}
+
+void DefaultGCActivityCallback::didAllocate(size_t bytesAllocated)
+{
+    if (!BlackBerry::Platform::isMemoryLow())
+        return;
+
+    if (bytesAllocated < 1 * 1024 * 1024)
+        return;
+
+    if (m_globalData->heap.isBusy() || !m_globalData->heap.isSafeToCollect())
+        return;
+
+    m_globalData->heap.collect(Heap::DoNotSweep);
+}
+
+void DefaultGCActivityCallback::willCollect()
+{
+}
+
+void DefaultGCActivityCallback::cancel()
+{
+}
+
+}