1 files changed, 10 insertions, 0 deletions
diff --git a/Source/WebCore/html/canvas/WebGLObject.cpp b/Source/WebCore/html/canvas/WebGLObject.cpp
index d47013e..7b629a6 100644
--- a/Source/WebCore/html/canvas/WebGLObject.cpp
+++ b/Source/WebCore/html/canvas/WebGLObject.cpp
@@ -66,6 +66,16 @@ void WebGLObject::deleteObject()
     }
 }
 
+void WebGLObject::detachContext()
+{
+    m_attachmentCount = 0; // Make sure OpenGL resource is deleted.
+    if (m_context) {
+        deleteObject();
+        m_context->removeObject(this);
+        m_context = 0;
+    }
+}
+
 }
 
 #endif // ENABLE(WEBGL)