Update SPDY4 length field to exclude frame prefix length.

net/spdy/spdy_network_transaction_unittest.cc

Index: net/spdy/spdy_network_transaction_unittest.cc
diff --git a/net/spdy/spdy_network_transaction_unittest.cc b/net/spdy/spdy_network_transaction_unittest.cc
index c80efe8f796bda94e7df182c68bb9d11b085c2fb..bf69f77496c9b705381fac7ca985d2eb89f4375b 100644
--- a/net/spdy/spdy_network_transaction_unittest.cc
+++ b/net/spdy/spdy_network_transaction_unittest.cc
@@ -3648,9 +3648,7 @@ TEST_P(SpdyNetworkTransactionTest, CorruptFrameSessionErrorSpdy4) {
       spdy_util_.ConstructSpdyGetSynReply(NULL, 0, 1));
   BufferedSpdyFramer framer(spdy_util_.spdy_version(), false);
   size_t right_size =
-      (spdy_util_.spdy_version() < SPDY4) ?
-      syn_reply_wrong_length->size() - framer.GetControlFrameHeaderSize() :
-      syn_reply_wrong_length->size();
+      syn_reply_wrong_length->size() - framer.GetControlFrameHeaderSize();
   size_t wrong_size = right_size - 4;
   test::SetFrameLength(syn_reply_wrong_length.get(),
                        wrong_size,
@@ -3666,7 +3664,8 @@ TEST_P(SpdyNetworkTransactionTest, CorruptFrameSessionErrorSpdy4) {
 
   scoped_ptr<SpdyFrame> body(spdy_util_.ConstructSpdyBodyFrame(1, true));
   MockRead reads[] = {
-    MockRead(ASYNC, syn_reply_wrong_length->data(), wrong_size),
+    MockRead(ASYNC, syn_reply_wrong_length->data(),
+             syn_reply_wrong_length->size() - 4),
   };
 
   DelayedSocketData data(1, reads, arraysize(reads),