Revert 6107 "Adds a modified copy of talk/base to webrtc/base. I..."

This breaks Chromium FYI builds and prevent roll of webrtc/libjingle to Chrome.

http://chromegw.corp.google.com/i/chromium.webrtc.fyi/builders/Win%20Builder/builds/457


> Adds a modified copy of talk/base to webrtc/base. It is the first step in migrating talk/base to webrtc/base.
> 
> BUG=N/A
> R=andrew@webrtc.org, wu@webrtc.org
> 
> Review URL: https://webrtc-codereview.appspot.com/12199004

TBR=henrike@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/14479004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6116 4adac7df-926f-26a2-2b94-8c16560cd09d

1 files changed, 0 insertions, 47 deletions

diff --git a/webrtc/base/sha1digest.h b/webrtc/base/sha1digest.h
deleted file mode 100644
index fb4c53e6e4..0000000000
--- a/webrtc/base/sha1digest.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- *  Copyright 2012 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.
- */
-
-#ifndef WEBRTC_BASE_SHA1DIGEST_H_
-#define WEBRTC_BASE_SHA1DIGEST_H_
-
-#include "webrtc/base/messagedigest.h"
-#include "webrtc/base/sha1.h"
-
-namespace rtc {
-
-// A simple wrapper for our SHA-1 implementation.
-class Sha1Digest : public MessageDigest {
- public:
-  enum { kSize = SHA1_DIGEST_SIZE };
-  Sha1Digest() {
-    SHA1Init(&ctx_);
-  }
-  virtual size_t Size() const {
-    return kSize;
-  }
-  virtual void Update(const void* buf, size_t len) {
-    SHA1Update(&ctx_, static_cast<const uint8*>(buf), len);
-  }
-  virtual size_t Finish(void* buf, size_t len) {
-    if (len < kSize) {
-      return 0;
-    }
-    SHA1Final(&ctx_, static_cast<uint8*>(buf));
-    SHA1Init(&ctx_);  // Reset for next use.
-    return kSize;
-  }
-
- private:
-  SHA1_CTX ctx_;
-};
-
-}  // namespace rtc
-
-#endif  // WEBRTC_BASE_SHA1DIGEST_H_