Moving oauth code from host to base to allow code sharing between host and client.

remoting/base/oauth_helper.cc

 // Copyright (c) 2012 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 "remoting/host/setup/oauth_helper.h"
+#include "remoting/base/oauth_helper.h"
 
 #include "base/strings/stringprintf.h"
 #include "google_apis/google_api_keys.h"
 #include "net/base/escape.h"
 #include "url/third_party/mozilla/url_parse.h"
 
 namespace {
 
 std::string GetComponent(const std::string& url,
                          const url::Component component) {
   if (component.len < 0) {
     return std::string();
   }
   return url.substr(component.begin, component.len);
 }
 
 }  // namespace
 
 namespace remoting {
 
 std::string GetOauthScope() {
-  return
-      "https://www.googleapis.com/auth/chromoting "
-      "https://www.googleapis.com/auth/googletalk "
-      "https://www.googleapis.com/auth/userinfo.email ";
+  return "https://www.googleapis.com/auth/chromoting "
+         "https://www.googleapis.com/auth/googletalk "
+         "https://www.googleapis.com/auth/userinfo.email ";
 }
 
 std::string GetDefaultOauthRedirectUrl() {
-  return
-      "https://chromoting-oauth.talkgadget.google.com/talkgadget/oauth/"
-      "chrome-remote-desktop/rel/kgngmbheleoaphbjbaiobfdepmghbfah";
+  return "https://chromoting-oauth.talkgadget.google.com/talkgadget/oauth/"
+         "chrome-remote-desktop/rel/kgngmbheleoaphbjbaiobfdepmghbfah";
 }
 
 std::string GetOauthStartUrl(const std::string& redirect_url) {
   return base::StringPrintf(
       "https://accounts.google.com/o/oauth2/auth"
       "?scope=%s"
       "&redirect_uri=%s"
       "&response_type=code"
       "&client_id=%s"
       "&access_type=offline"
       "&approval_prompt=force",
       net::EscapeUrlEncodedData(GetOauthScope(), true).c_str(),
       redirect_url.c_str(),
-      net::EscapeUrlEncodedData(google_apis::GetOAuth2ClientID(
-          google_apis::CLIENT_REMOTING), true).c_str());
+      net::EscapeUrlEncodedData(
+          google_apis::GetOAuth2ClientID(google_apis::CLIENT_REMOTING), true)
+          .c_str());
 }
 
 std::string GetOauthCodeInUrl(const std::string& url,
                               const std::string& redirect_url) {
   url::Parsed url_parsed;
   ParseStandardURL(url.c_str(), url.length(), &url_parsed);
   url::Parsed redirect_url_parsed;
   ParseStandardURL(redirect_url.c_str(), redirect_url.length(),
                    &redirect_url_parsed);
   if (GetComponent(url, url_parsed.scheme) !=
       GetComponent(redirect_url, redirect_url_parsed.scheme)) {
     return std::string();
   }
   if (GetComponent(url, url_parsed.host) !=
       GetComponent(redirect_url, redirect_url_parsed.host)) {
     return std::string();
   }
   url::Component query = url_parsed.query;
   url::Component key;
   url::Component value;
   while (ExtractQueryKeyValue(url.c_str(), &query, &key, &value)) {
     if (GetComponent(url, key) == "code") {
       return GetComponent(url, value);
     }
   }
   return std::string();
 }
 
 }  // namespace remoting