Add client type in chrome-proxy header for desktop.

components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_AUTH_REQUEST_HANDLER_H_
 #define COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_AUTH_REQUEST_HANDLER_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
@@ skipping 11 matching lines @@
 class ProxyServer;
 class URLRequest;
 }
 
 namespace data_reduction_proxy {
 
 #if defined(OS_ANDROID)
 extern const char kAndroidWebViewProtocolVersion[];
 #endif
 
-extern const char kClientAndroidWebview[];
-extern const char kClientChromeAndroid[];
-extern const char kClientChromeIOS[];
+#define CLIENT_ENUMS_LIST \
+    CLIENT_ENUM(UNKNOWN, "") \
+    CLIENT_ENUM(WEBVIEW_ANDROID, "webview") \
+    CLIENT_ENUM(CHROME_ANDROID, "android") \
+    CLIENT_ENUM(CHROME_IOS, "ios") \
+    CLIENT_ENUM(CHROME_MAC, "mac") \
+    CLIENT_ENUM(CHROME_CHROMEOS, "chromeos") \
+    CLIENT_ENUM(CHROME_LINUX, "linux") \
+    CLIENT_ENUM(CHROME_WINDOWS, "win") \
+    CLIENT_ENUM(CHROME_FREEBSD, "freebsd") \
+    CLIENT_ENUM(CHROME_OPENBSD, "openbsd") \
+    CLIENT_ENUM(CHROME_SOLARIS, "solaris") \
+    CLIENT_ENUM(CHROME_QNX, "qnx")
+
+#define CLIENT_ENUM(name, str_value) name,
+typedef enum {
+  CLIENT_ENUMS_LIST
+} Client;
+#undef CLIENT_ENUM
 
 class DataReductionProxyParams;
 
 class DataReductionProxyAuthRequestHandler {
  public:
   static bool IsKeySetOnCommandLine();
 
   // Constructs a DataReductionProxyAuthRequestHandler object with the given
   // client type, params, and network task runner.
   DataReductionProxyAuthRequestHandler(
-      const std::string& client,
+      Client client,
       DataReductionProxyParams* params,
       scoped_refptr<base::SingleThreadTaskRunner> network_task_runner);
 
   virtual ~DataReductionProxyAuthRequestHandler();
 
   // Adds a 'Chrome-Proxy' header to |request_headers| with the data reduction
   // proxy authentication credentials. Only adds this header if the provided
   // |proxy_server| is a data reduction proxy and not the data reduction proxy's
   // CONNECT server. Must be called on the IO thread.
   void MaybeAddRequestHeader(net::URLRequest* request,
@@ skipping 26 matching lines @@
                                         const std::string& key);
   // Visible for testing.
   virtual base::Time Now() const;
   virtual void RandBytes(void* output, size_t length);
 
   // Visible for testing.
   virtual std::string GetDefaultKey() const;
 
   // Visible for testing.
   DataReductionProxyAuthRequestHandler(
-      const std::string& client,
+      Client client,
       const std::string& version,
       DataReductionProxyParams* params,
       scoped_refptr<base::SingleThreadTaskRunner> network_task_runner);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyAuthRequestHandlerTest,
                            Authorization);
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyAuthRequestHandlerTest,
                            AuthorizationBogusVersion);
   FRIEND_TEST_ALL_PREFIXES(DataReductionProxyAuthRequestHandlerTest,
@@ skipping 45 matching lines @@
 
   DataReductionProxyParams* data_reduction_proxy_params_;
 
   scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(DataReductionProxyAuthRequestHandler);
 };
 
 }  // namespace data_reduction_proxy
 #endif  // COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_AUTH_REQUEST_HANDLER_H_