Declaration of sha1HashSize variable in proper file

Source/modules/websockets/WebSocketHandshake.cpp

Index: Source/modules/websockets/WebSocketHandshake.cpp
diff --git a/Source/modules/websockets/WebSocketHandshake.cpp b/Source/modules/websockets/WebSocketHandshake.cpp
index b0ed328eb15260c46a096eeea958649db3264814..cff98c34b7bb528afd2b700a68a3e4562a666c2c 100644
--- a/Source/modules/websockets/WebSocketHandshake.cpp
+++ b/Source/modules/websockets/WebSocketHandshake.cpp
@@ -121,14 +121,14 @@ static String generateSecWebSocketKey()
 String WebSocketHandshake::getExpectedWebSocketAccept(const String& secWebSocketKey)
 {
     static const char webSocketKeyGUID[] = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
-    static const size_t sha1HashSize = 20; // FIXME: This should be defined in SHA1.h.
     SHA1 sha1;
     CString keyData = secWebSocketKey.ascii();
     sha1.addBytes(reinterpret_cast<const uint8_t*>(keyData.data()), keyData.length());
     sha1.addBytes(reinterpret_cast<const uint8_t*>(webSocketKeyGUID), strlen(webSocketKeyGUID));
-    Vector<uint8_t, sha1HashSize> hash;
+    Vector<uint8_t, SHA1::outputSizeBytes> hash;
     sha1.computeHash(hash);
-    return base64Encode(reinterpret_cast<const char*>(hash.data()), sha1HashSize);
+    return base64Encode(reinterpret_cast<const char*>(hash.data()),
+        SHA1::outputSizeBytes);
 }
 
 WebSocketHandshake::WebSocketHandshake(const KURL& url, const String& protocol, ExecutionContext* context)