Remove OwnPtr::release().

third_party/WebKit/Source/wtf/OwnPtr.h

Index: third_party/WebKit/Source/wtf/OwnPtr.h
diff --git a/third_party/WebKit/Source/wtf/OwnPtr.h b/third_party/WebKit/Source/wtf/OwnPtr.h
index d8a12f3397209a389e0d42e8e77722c2f7cdf36b..f8c05b619dfce591d4cfea69dd2e6fe5e9836786 100644
--- a/third_party/WebKit/Source/wtf/OwnPtr.h
+++ b/third_party/WebKit/Source/wtf/OwnPtr.h
@@ -60,7 +60,6 @@ public:
     PtrType get() const { return m_ptr; }
 
     void clear();
-    PassOwnPtr<T> release();
     PtrType leakPtr() WARN_UNUSED_RETURN;
 
     ValueType& operator*() const { ASSERT(m_ptr); return *m_ptr; }
@@ -110,13 +109,6 @@ template <typename T> inline void OwnPtr<T>::clear()
     OwnedPtrDeleter<T>::deletePtr(ptr);
 }
 
-template <typename T> inline PassOwnPtr<T> OwnPtr<T>::release()
-{
-    PtrType ptr = m_ptr;
-    m_ptr = nullptr;
-    return PassOwnPtr<T>(ptr);
-}
-
 template <typename T> inline typename OwnPtr<T>::PtrType OwnPtr<T>::leakPtr()
 {
     PtrType ptr = m_ptr;