| Index: third_party/WebKit/Source/core/page/FrameTree.cpp | 
| diff --git a/third_party/WebKit/Source/core/page/FrameTree.cpp b/third_party/WebKit/Source/core/page/FrameTree.cpp | 
| index b769bf336b0a285db80ae9996d0331b1166984b1..b2dfbcb388c4aed164f1175ac60b4ed654358cbb 100644 | 
| --- a/third_party/WebKit/Source/core/page/FrameTree.cpp | 
| +++ b/third_party/WebKit/Source/core/page/FrameTree.cpp | 
| @@ -72,6 +72,12 @@ void FrameTree::setName(const AtomicString& name, const AtomicString& fallbackNa | 
| m_uniqueName = parent()->tree().uniqueChildName(name.isEmpty() ? fallbackName : name); | 
| } | 
|  | 
| +void FrameTree::setNameForReplacementFrame(const AtomicString& name, const AtomicString& uniqueName) | 
| +{ | 
| +    m_name = name; | 
| +    m_uniqueName = uniqueName; | 
| +} | 
| + | 
| Frame* FrameTree::parent() const | 
| { | 
| if (!m_thisFrame->client()) | 
|  |