Pass data saver pref value into embedded worker

content/browser/service_worker/embedded_worker_instance.cc

 // Copyright 2013 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 "content/browser/service_worker/embedded_worker_instance.h"
 
 #include <utility>
 
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/trace_event/trace_event.h"
 #include "content/browser/devtools/service_worker_devtools_manager.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/common/content_switches_internal.h"
 #include "content/common/mojo/service_registry_impl.h"
 #include "content/common/service_worker/embedded_worker_messages.h"
+#include "content/common/service_worker/embedded_worker_settings.h"
 #include "content/common/service_worker/embedded_worker_setup.mojom.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/child_process_host.h"
 #include "ipc/ipc_message.h"
 #include "url/gurl.h"
 
 namespace content {
 
@@ skipping 212 matching lines @@
     task->start_callback_.Reset();
     callback.Run(status);
     // |task| may be destroyed.
   }
 
  private:
   void OnProcessAllocated(
       scoped_ptr<EmbeddedWorkerMsg_StartWorker_Params> params,
       ServiceWorkerStatusCode status,
       int process_id,
-      bool is_new_process) {
+      bool is_new_process,
+      const EmbeddedWorkerSettings& settings) {
     DCHECK_CURRENTLY_ON(BrowserThread::IO);
     TRACE_EVENT_ASYNC_END1("ServiceWorker",
                            "EmbeddedWorkerInstance::ProcessAllocate",
                            params.get(), "Status", status);
 
     if (status != SERVICE_WORKER_OK) {
       DCHECK_EQ(ChildProcessHost::kInvalidUniqueID, process_id);
       StatusCallback callback = start_callback_;
       start_callback_.Reset();
       instance_->OnStartFailed(callback, status);
       // |this| may be destroyed.
       return;
     }
 
     // Notify the instance that a process is allocated.
     state_ = ProcessAllocationState::ALLOCATED;
     instance_->OnProcessAllocated(make_scoped_ptr(new WorkerProcessHandle(
         instance_->context_, instance_->embedded_worker_id(), process_id)));
 
+    // TODO(bengr): Support changes to this setting while the worker
+    // is running.
+    params->settings.data_saver_enabled = settings.data_saver_enabled;
+
     // Register the instance to DevToolsManager on UI thread.
     const int64_t service_worker_version_id = params->service_worker_version_id;
     GURL script_url(params->script_url);
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(RegisterToWorkerDevToolsManagerOnUI, process_id,
                    instance_->context_.get(), instance_->context_,
                    service_worker_version_id, script_url,
                    base::Bind(&StartTask::OnRegisteredToDevToolsManager,
                               weak_factory_.GetWeakPtr(), base::Passed(&params),
@@ skipping 75 matching lines @@
   FOR_EACH_OBSERVER(Listener, listener_list_, OnStarting());
 
   scoped_ptr<EmbeddedWorkerMsg_StartWorker_Params> params(
       new EmbeddedWorkerMsg_StartWorker_Params());
   params->embedded_worker_id = embedded_worker_id_;
   params->service_worker_version_id = service_worker_version_id;
   params->scope = scope;
   params->script_url = script_url;
   params->worker_devtools_agent_route_id = MSG_ROUTING_NONE;
   params->wait_for_debugger = false;
-  params->v8_cache_options = GetV8CacheOptions();
+  params->settings.v8_cache_options = GetV8CacheOptions();
 
   inflight_start_task_.reset(new StartTask(this));
   inflight_start_task_->Start(std::move(params), callback);
 }
 
 ServiceWorkerStatusCode EmbeddedWorkerInstance::Stop() {
   DCHECK(status_ == STARTING || status_ == RUNNING) << status_;
 
   // Abort an inflight start task.
   inflight_start_task_.reset();
@@ skipping 320 matching lines @@
     case SCRIPT_READ_FINISHED:
       return "Script read finished";
     case STARTING_PHASE_MAX_VALUE:
       NOTREACHED();
   }
   NOTREACHED() << phase;
   return std::string();
 }
 
 }  // namespace content