Inject the prodid for the extensions and component updaters.

components/update_client/utils.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_UPDATE_CLIENT_UTILS_H_
 #define COMPONENTS_UPDATE_CLIENT_UTILS_H_
 
 #include <memory>
 #include <string>
 #include <utility>
@@ skipping 22 matching lines @@
 // Installer attributes are component-specific metadata, which may be serialized
 // in an update check request.
 using InstallerAttribute = std::pair<std::string, std::string>;
 
 // An update protocol request starts with a common preamble which includes
 // version and platform information for Chrome and the operating system,
 // followed by a request body, which is the actual payload of the request.
 // For example:
 //
 // <?xml version="1.0" encoding="UTF-8"?>
-// <request protocol="3.0" version="chrome-32.0.1.0"  prodversion="32.0.1.0"
+// <request protocol="3.0" version="chrome-32.0.1.0" prodversion="32.0.1.0"
 //        requestid="{7383396D-B4DD-46E1-9104-AAC6B918E792}"
 //        updaterchannel="canary" arch="x86" nacl_arch="x86-64"
 //        ADDITIONAL ATTRIBUTES>
 //   <hw physmemory="16"/>
 //   <os platform="win" version="6.1" arch="x86"/>
 //   ... REQUEST BODY ...
 // </request>
 
 // Builds a protocol request string by creating the outer envelope for
 // the request and including the request body specified as a parameter.
 // If present, the |download_preference| specifies a group policy that
 // affects the list of download URLs returned in the update response.
 // If specified, |additional_attributes| are appended as attributes of the
 // request element. The additional attributes have to be well-formed for
 // insertion in the request element.
-std::string BuildProtocolRequest(const std::string& browser_version,
+std::string BuildProtocolRequest(const std::string& prod_id,
+                                 const std::string& browser_version,
                                  const std::string& channel,
                                  const std::string& lang,
                                  const std::string& os_long_name,
                                  const std::string& download_preference,
                                  const std::string& request_body,
                                  const std::string& additional_attributes);
 
 // Sends a protocol request to the the service endpoint specified by |url|.
 // The body of the request is provided by |protocol_request| and it is
 // expected to contain XML data. The caller owns the returned object.
@@ skipping 39 matching lines @@
 // ^[-_a-zA-Z0-9]{1,256}$ and the value part of the |attr| parameter
 // matches ^[-.,;+_=a-zA-Z0-9]{0,256}$ .
 bool IsValidInstallerAttribute(const InstallerAttribute& attr);
 
 // Removes the unsecure urls in the |urls| parameter.
 void RemoveUnsecureUrls(std::vector<GURL>* urls);
 
 }  // namespace update_client
 
 #endif  // COMPONENTS_UPDATE_CLIENT_UTILS_H_