1 files changed, 96 insertions, 0 deletions
diff --git a/chrome/common/child_thread.cc b/chrome/common/child_thread.cc
new file mode 100644
index 0000000..a37310d62
--- /dev/null
+++ b/chrome/common/child_thread.cc
@@ -0,0 +1,96 @@
+// Copyright (c) 2009 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 "chrome/common/child_thread.h"
+
+#include "base/string_util.h"
+#include "base/command_line.h"
+#include "chrome/common/child_process.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/common/ipc_logging.h"
+#include "webkit/glue/webkit_glue.h"
+
+ChildThread::ChildThread(Thread::Options options)
+    : Thread("Chrome_ChildThread"),
+      owner_loop_(MessageLoop::current()),
+      in_send_(0),
+      options_(options) {
+  DCHECK(owner_loop_);
+  channel_name_ = CommandLine::ForCurrentProcess()->GetSwitchValue(
+      switches::kProcessChannelID);
+
+  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kUserAgent)) {
+#if defined(OS_WIN)
+    // TODO(port): calling this connects an, otherwise disconnected, subgraph
+    // of symbols, causing huge numbers of linker errors.
+    webkit_glue::SetUserAgent(WideToUTF8(
+        CommandLine::ForCurrentProcess()->GetSwitchValue(switches::kUserAgent)));
+#endif
+  }
+}
+
+ChildThread::~ChildThread() {
+}
+
+bool ChildThread::Run() {
+  return StartWithOptions(options_);
+}
+
+void ChildThread::OnChannelError() {
+  owner_loop_->PostTask(FROM_HERE, new MessageLoop::QuitTask());
+}
+
+bool ChildThread::Send(IPC::Message* msg) {
+  if (!channel_.get()) {
+    delete msg;
+    return false;
+  }
+
+  in_send_++;
+  bool rv = channel_->Send(msg);
+  in_send_--;
+  return rv;
+}
+
+void ChildThread::AddRoute(int32 routing_id, IPC::Channel::Listener* listener) {
+  DCHECK(MessageLoop::current() == message_loop());
+
+  router_.AddRoute(routing_id, listener);
+}
+
+void ChildThread::RemoveRoute(int32 routing_id) {
+  DCHECK(MessageLoop::current() == message_loop());
+
+  router_.RemoveRoute(routing_id);
+}
+
+void ChildThread::OnMessageReceived(const IPC::Message& msg) {
+  if (msg.routing_id() == MSG_ROUTING_CONTROL) {
+    OnControlMessageReceived(msg);
+  } else {
+    router_.OnMessageReceived(msg);
+  }
+}
+
+ChildThread* ChildThread::current() {
+  return ChildProcess::current()->child_thread();
+}
+
+void ChildThread::Init() {
+  channel_.reset(new IPC::SyncChannel(channel_name_,
+      IPC::Channel::MODE_CLIENT, this, NULL, owner_loop_, true,
+      ChildProcess::current()->GetShutDownEvent()));
+#ifdef IPC_MESSAGE_LOG_ENABLED
+  IPC::Logging::current()->SetIPCSender(this);
+#endif
+}
+
+void ChildThread::CleanUp() {
+#ifdef IPC_MESSAGE_LOG_ENABLED
+  IPC::Logging::current()->SetIPCSender(NULL);
+#endif
+  // Need to destruct the SyncChannel to the browser before we go away because
+  // it caches a pointer to this thread.
+  channel_.reset();
+}