Revert of Removing HTTPS and SOCKS proxy server code.

webrtc/base/httpcommon-inl.h

Index: webrtc/base/httpcommon-inl.h
diff --git a/webrtc/base/httpcommon-inl.h b/webrtc/base/httpcommon-inl.h
new file mode 100644
index 0000000000000000000000000000000000000000..f29f0759985e4505c5a954a823bbd1259d0c38c9
--- /dev/null
+++ b/webrtc/base/httpcommon-inl.h
@@ -0,0 +1,132 @@
+/*
+ *  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_HTTPCOMMON_INL_H__
+#define WEBRTC_BASE_HTTPCOMMON_INL_H__
+
+#include "webrtc/base/arraysize.h"
+#include "webrtc/base/checks.h"
+#include "webrtc/base/httpcommon.h"
+
+namespace rtc {
+
+///////////////////////////////////////////////////////////////////////////////
+// Url
+///////////////////////////////////////////////////////////////////////////////
+
+template<class CTYPE>
+void Url<CTYPE>::do_set_url(const CTYPE* val, size_t len) {
+  if (ascnicmp(val, "http://", 7) == 0) {
+    val += 7; len -= 7;
+    secure_ = false;
+  } else if (ascnicmp(val, "https://", 8) == 0) {
+    val += 8; len -= 8;
+    secure_ = true;
+  } else {
+    clear();
+    return;
+  }
+  const CTYPE* path = strchrn(val, len, static_cast<CTYPE>('/'));
+  if (!path) {
+    path = val + len;
+  }
+  size_t address_length = (path - val);
+  do_set_address(val, address_length);
+  do_set_full_path(path, len - address_length);
+}
+
+template<class CTYPE>
+void Url<CTYPE>::do_set_address(const CTYPE* val, size_t len) {
+  if (const CTYPE* at = strchrn(val, len, static_cast<CTYPE>('@'))) {
+    // Everything before the @ is a user:password combo, so skip it.
+    len -= at - val + 1;
+    val = at + 1;
+  }
+  if (const CTYPE* colon = strchrn(val, len, static_cast<CTYPE>(':'))) {
+    host_.assign(val, colon - val);
+    // Note: In every case, we're guaranteed that colon is followed by a null,
+    // or non-numeric character.
+    port_ = static_cast<uint16_t>(::strtoul(colon + 1, nullptr, 10));
+    // TODO: Consider checking for invalid data following port number.
+  } else {
+    host_.assign(val, len);
+    port_ = HttpDefaultPort(secure_);
+  }
+}
+
+template<class CTYPE>
+void Url<CTYPE>::do_set_full_path(const CTYPE* val, size_t len) {
+  const CTYPE* query = strchrn(val, len, static_cast<CTYPE>('?'));
+  if (!query) {
+    query = val + len;
+  }
+  size_t path_length = (query - val);
+  if (0 == path_length) {
+    // TODO: consider failing in this case.
+    path_.assign(1, static_cast<CTYPE>('/'));
+  } else {
+    RTC_DCHECK(val[0] == static_cast<CTYPE>('/'));
+    path_.assign(val, path_length);
+  }
+  query_.assign(query, len - path_length);
+}
+
+template<class CTYPE>
+void Url<CTYPE>::do_get_url(string* val) const {
+  CTYPE protocol[9];
+  asccpyn(protocol, arraysize(protocol), secure_ ? "https://" : "http://");
+  val->append(protocol);
+  do_get_address(val);
+  do_get_full_path(val);
+}
+
+template<class CTYPE>
+void Url<CTYPE>::do_get_address(string* val) const {
+  val->append(host_);
+  if (port_ != HttpDefaultPort(secure_)) {
+    CTYPE format[5], port[32];
+    asccpyn(format, arraysize(format), ":%hu");
+    sprintfn(port, arraysize(port), format, port_);
+    val->append(port);
+  }
+}
+
+template<class CTYPE>
+void Url<CTYPE>::do_get_full_path(string* val) const {
+  val->append(path_);
+  val->append(query_);
+}
+
+template<class CTYPE>
+bool Url<CTYPE>::get_attribute(const string& name, string* value) const {
+  if (query_.empty())
+    return false;
+
+  std::string::size_type pos = query_.find(name, 1);
+  if (std::string::npos == pos)
+    return false;
+
+  pos += name.length() + 1;
+  if ((pos > query_.length()) || (static_cast<CTYPE>('=') != query_[pos-1]))
+    return false;
+
+  std::string::size_type end = query_.find(static_cast<CTYPE>('&'), pos);
+  if (std::string::npos == end) {
+    end = query_.length();
+  }
+  value->assign(query_.substr(pos, end - pos));
+  return true;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+}  // namespace rtc
+
+#endif  // WEBRTC_BASE_HTTPCOMMON_INL_H__