Drop unneeded includes of base/stream.h.

webrtc/base/base64_unittest.cc

 /*
  *  Copyright 2011 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include "webrtc/base/common.h"
 #include "webrtc/base/base64.h"
 #include "webrtc/base/gunit.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/base/stringutils.h"
-#include "webrtc/base/stream.h"
 
 #include "webrtc/base/testbase64.h"
 
 using namespace std;
 using namespace rtc;
 
 static struct {
   size_t plain_length;
   const char* plaintext;
   const char* cyphertext;
@@ skipping 965 matching lines @@
   char next_char;
   EXPECT_TRUE(Base64::GetNextBase64Char('A', &next_char));
   EXPECT_EQ('B', next_char);
   EXPECT_TRUE(Base64::GetNextBase64Char('Z', &next_char));
   EXPECT_EQ('a', next_char);
   EXPECT_TRUE(Base64::GetNextBase64Char('/', &next_char));
   EXPECT_EQ('A', next_char);
   EXPECT_FALSE(Base64::GetNextBase64Char('&', &next_char));
   EXPECT_FALSE(Base64::GetNextBase64Char('Z', NULL));
 }