Misc cleanup in net/spdy/core.

net/spdy/core/hpack/hpack_input_stream_test.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/spdy/core/hpack/hpack_input_stream.h"
 
 #include <bitset>
 #include <vector>
 
 #include "base/logging.h"
@@ skipping 742 matching lines @@
   HpackInputStream input_stream2("\x0e");
   HpackInputStreamPeer input_stream2_peer(&input_stream2);
   EXPECT_FALSE(input_stream2.DecodeNextIdentityString(&string_piece));
   // Only parsed first byte.
   EXPECT_EQ(1u, input_stream2_peer.ParsedBytesCurrent());
   EXPECT_TRUE(input_stream2.NeedMoreData());
 }
 
 TEST(HpackInputStreamTest, IncompleteHeaderDecodeNextHuffmanString) {
   SpdyString output, input(a2b_hex(kEncodedHuffmanFixture));
-  input.resize(input.size() - 1);  // Remove last byte.
+  input.pop_back();  // Remove last byte.
   HpackInputStream input_stream1(input);
   HpackInputStreamPeer input_stream1_peer(&input_stream1);
   EXPECT_FALSE(input_stream1.DecodeNextHuffmanString(&output));
   EXPECT_EQ(1u, input_stream1_peer.ParsedBytesCurrent());
   EXPECT_TRUE(input_stream1.NeedMoreData());
 
   input.erase(1, input.size());  // Remove all bytes except the first one.
   HpackInputStream input_stream2(input);
   HpackInputStreamPeer input_stream2_peer(&input_stream2);
   EXPECT_FALSE(input_stream2.DecodeNextHuffmanString(&output));
   EXPECT_EQ(1u, input_stream2_peer.ParsedBytesCurrent());
   EXPECT_TRUE(input_stream2.NeedMoreData());
 }
 
 }  // namespace test
 
 }  // namespace net