Update cloud_print and chrome/service to use the new version of LaunchProcess.

cloud_print/common/win/install_utils.cc

Index: cloud_print/common/win/install_utils.cc
diff --git a/cloud_print/common/win/install_utils.cc b/cloud_print/common/win/install_utils.cc
index d4694cf578af4216362c7fdbaebb0856e50b5aac..31b43770458a9b011b240b016953f89216b2c4fd 100644
--- a/cloud_print/common/win/install_utils.cc
+++ b/cloud_print/common/win/install_utils.cc
@@ -203,8 +203,7 @@ void DeleteProgramDir(const std::string& delete_switch) {
   base::CommandLine command_line(temp_path);
   command_line.AppendSwitchPath(delete_switch, installer_source.DirName());
   base::LaunchOptions options;
-  base::ProcessHandle process_handle;
-  if (!base::LaunchProcess(command_line, options, &process_handle)) {
+  if (!base::LaunchProcess(command_line, options).IsValid()) {
     LOG(ERROR) << "Unable to launch child uninstall.";
   }
 }