Update callers to include messagedigest.h.

And remove pass-through stringdigest.h include.

This should fix the TODO in stringdigest.h that were that saying to update the callers to the new location.

BUG=None
TEST=ninja -C out/Debug still works fine
R=henrika@webrtc.org, tommi@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/48779004

Patch from Thiago Farina <tfarina@chromium.org>.

Cr-Commit-Position: refs/heads/master@{#8920}

webrtc/base/BUILD.gn

@@ -375,7 +375,6 @@ static_library("rtc_base") {
       "sharedexclusivelock.h",
       "sslconfig.h",
       "sslroots.h",
-      "stringdigest.h",
       "testclient.cc",
       "testclient.h",
       "transformadapter.cc",

webrtc/base/base.gyp

@@ -273,7 +273,6 @@
         'sslstreamadapterhelper.h',
         'stream.cc',
         'stream.h',
-        'stringdigest.h',
         'systeminfo.cc',
         'systeminfo.h',
         'task.cc',
@@ -432,7 +431,6 @@
             'sharedexclusivelock.h',
             'sslconfig.h',
             'sslroots.h',
-            'stringdigest.h',
             'testbase64.h',
             'testclient.cc',
             'testclient.h',

webrtc/base/httpcommon.cc

@@ -24,10 +24,10 @@
 #include "webrtc/base/base64.h"
 #include "webrtc/base/common.h"
 #include "webrtc/base/cryptstring.h"
-#include "webrtc/base/httpcommon.h"
 #include "webrtc/base/httpcommon-inl.h"
+#include "webrtc/base/httpcommon.h"
+#include "webrtc/base/messagedigest.h"
 #include "webrtc/base/socketaddress.h"
-#include "webrtc/base/stringdigest.h"
 #include "webrtc/base/stringencode.h"
 #include "webrtc/base/stringutils.h"
 

webrtc/base/stringdigest.h

@@ -1,17 +0,0 @@
-/*
- *  Copyright 2004 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_STRINGDIGEST_H_
-#define WEBRTC_BASE_STRINGDIGEST_H_
-
-// TODO: Update remaining callers to use messagedigest.h instead
-#include "webrtc/base/messagedigest.h"
-
-#endif  // WEBRTC_BASE_STRINGDIGEST_H_