Test Keeping NaCl plugins used in app background pages alive when active.

components/nacl/browser/nacl_process_host.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 "components/nacl/browser/nacl_process_host.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 789 matching lines @@
         render_view_id_,
         profile_directory_));
     ppapi_host_->SetOnKeepaliveCallback(
         NaClBrowser::GetDelegate()->GetOnKeepaliveCallback());
 
     ppapi::PpapiNaClChannelArgs args;
     args.off_the_record = nacl_host_message_filter_->off_the_record();
     args.permissions = permissions_;
     CommandLine* cmdline = CommandLine::ForCurrentProcess();
     DCHECK(cmdline);
-    std::string flag_whitelist[] = {switches::kV, switches::kVModule};
+    std::string flag_whitelist[] = {
+      switches::kPpapiKeepAliveThrottle,
+      switches::kV,
+      switches::kVModule,
+    };
     for (size_t i = 0; i < arraysize(flag_whitelist); ++i) {
       std::string value = cmdline->GetSwitchValueASCII(flag_whitelist[i]);
       if (!value.empty()) {
         args.switch_names.push_back(flag_whitelist[i]);
         args.switch_values.push_back(value);
       }
     }
 
     ppapi_host_->GetPpapiHost()->AddHostFactoryFilter(
         scoped_ptr<ppapi::host::HostFactory>(
@@ skipping 197 matching lines @@
         process_handle.Take(), info,
         base::MessageLoopProxy::current(),
         base::Bind(&NaClProcessHost::OnDebugExceptionHandlerLaunchedByBroker,
                    weak_factory_.GetWeakPtr()));
     return true;
   }
 }
 #endif
 
 }  // namespace nacl