Imported WebKit commit 0282df8ca7c11d8c8a66ea18543695c69f545a27 (http://svn.webkit.org/repository/webkit/trunk@124002)

New snapshot with prospective Mountain Lion build fix

1 files changed, 14 insertions, 3 deletions

diff --git a/Source/WTF/wtf/Int32Array.h b/Source/WTF/wtf/Int32Array.h
index ce6868cc2..99bce1ad2 100644
--- a/Source/WTF/wtf/Int32Array.h
+++ b/Source/WTF/wtf/Int32Array.h
@@ -37,6 +37,10 @@ public:
     static inline PassRefPtr<Int32Array> create(const int* array, unsigned length);
     static inline PassRefPtr<Int32Array> create(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned length);
 
+    // Should only be used when it is known the entire array will be filled. Do
+    // not return these results directly to JavaScript without filling first.
+    static inline PassRefPtr<Int32Array> createUninitialized(unsigned length);
+
     // Can’t use "using" here due to a bug in the RVCT compiler.
     bool set(TypedArrayBase<int>* array, unsigned offset) { return TypedArrayBase<int>::set(array, offset); }
     void set(unsigned index, double value) { IntegralTypedArrayBase<int>::set(index, value); }
@@ -44,15 +48,17 @@ public:
     inline PassRefPtr<Int32Array> subarray(int start) const;
     inline PassRefPtr<Int32Array> subarray(int start, int end) const;
 
+    virtual ViewType getType() const
+    {
+        return TypeInt32;
+    }
+
 private:
     inline Int32Array(PassRefPtr<ArrayBuffer>,
                   unsigned byteOffset,
                   unsigned length);
     // Make constructor visible to superclass.
     friend class TypedArrayBase<int>;
-
-    // Overridden from ArrayBufferView.
-    virtual bool isIntArray() const { return true; }
 };
 
 PassRefPtr<Int32Array> Int32Array::create(unsigned length)
@@ -70,6 +76,11 @@ PassRefPtr<Int32Array> Int32Array::create(PassRefPtr<ArrayBuffer> buffer, unsign
     return TypedArrayBase<int>::create<Int32Array>(buffer, byteOffset, length);
 }
 
+PassRefPtr<Int32Array> Int32Array::createUninitialized(unsigned length)
+{
+    return TypedArrayBase<int>::createUninitialized<Int32Array>(length);
+}
+
 Int32Array::Int32Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
     : IntegralTypedArrayBase<int>(buffer, byteOffset, length)
 {