WebKit merge 40500:40539 [WebKit side]

third_party/WebKit/JavaScriptCore/wtf/Vector.h

Index: third_party/WebKit/JavaScriptCore/wtf/Vector.h
===================================================================
--- third_party/WebKit/JavaScriptCore/wtf/Vector.h	(revision 9118)
+++ third_party/WebKit/JavaScriptCore/wtf/Vector.h	(working copy)
@@ -503,6 +503,7 @@
         void grow(size_t size);
         void resize(size_t size);
         void reserveCapacity(size_t newCapacity);
+        void reserveInitialCapacity(size_t initialCapacity);
         void shrinkCapacity(size_t newCapacity);
         void shrinkToFit() { shrinkCapacity(size()); }
 
@@ -733,6 +734,15 @@
     }
     
     template<typename T, size_t inlineCapacity>
+    inline void Vector<T, inlineCapacity>::reserveInitialCapacity(size_t initialCapacity)
+    {
+        ASSERT(!m_size);
+        ASSERT(capacity() == inlineCapacity);
+        if (initialCapacity > inlineCapacity)
+            m_buffer.allocateBuffer(initialCapacity);
+    }
+    
+    template<typename T, size_t inlineCapacity>
     void Vector<T, inlineCapacity>::shrinkCapacity(size_t newCapacity)
     {
         if (newCapacity >= capacity())