Fix a few pieces of documentation

client/crashpad_client_win.cc

 // Copyright 2015 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 53 matching lines @@
 bool CrashpadClient::StartHandler(
     const base::FilePath& handler,
     const base::FilePath& database,
     const std::string& url,
     const std::map<std::string, std::string>& annotations,
     const std::vector<std::string>& arguments) {
   // TODO(cpu): Provide a reference implementation.
   return false;
 }
 
-bool SetHandler(const std::string& ipc_port) {
+bool CrashpadClient::SetHandler(const std::string& ipc_port) {
   // TODO (cpu): Contact the handler and obtain g_signal_exception and
   // g_wait_termination.
   return false;
 }
 
 bool CrashpadClient::UseHandler() {
   if (!g_signal_exception)
     return false;
   if (!g_wait_termination)
     return false;
   // In theory we could store the previous handler but it is not clear what
   // use we have for it.
   SetUnhandledExceptionFilter(&UnhandledExceptionHandler);
   return true;
 }
 
 }  // namespace crashpad