Protect Document in ProcessingInstruction::setXSLStyleSheet()

===================================================================

Gbp-Pq: Name protect-document.patch

diff --git a/Source/WebCore/dom/ProcessingInstruction.cpp b/Source/WebCore/dom/ProcessingInstruction.cpp
index b37ae8443592cfa8417ebc947905a18bf9867e9f..2e729e6a769f38d1673d232ec3fa926d006e31b0 100644 (file)
--- a/Source/WebCore/dom/ProcessingInstruction.cpp
+++ b/Source/WebCore/dom/ProcessingInstruction.cpp
@@ -215,6 +215,7 @@ void ProcessingInstruction::setXSLStyleSheet(const String& href, const URL& base
 {
     ASSERT(m_isXSL);
     m_sheet = XSLStyleSheet::create(this, href, baseURL);
+    Ref<Document> protect(document());
     parseStyleSheet(sheet);
 }
 #endif