IPC::ChannelMojo: Introduce IPC::MojoBootstrap for Windows

ipc/mojo/ipc_channel_mojo.h

Index: ipc/mojo/ipc_channel_mojo.h
diff --git a/ipc/mojo/ipc_channel_mojo.h b/ipc/mojo/ipc_channel_mojo.h
index dd57bc8bf9aa45d3ed57581cc0fc2ab19d1e2e26..51be845a952bda4ffccae977810134281f821e38 100644
--- a/ipc/mojo/ipc_channel_mojo.h
+++ b/ipc/mojo/ipc_channel_mojo.h
@@ -14,6 +14,7 @@
 #include "ipc/ipc_channel_factory.h"
 #include "ipc/ipc_export.h"
 #include "ipc/mojo/ipc_message_pipe_reader.h"
+#include "ipc/mojo/ipc_mojo_bootstrap_delegate.h"
 #include "mojo/public/cpp/system/core.h"
 
 namespace mojo {
@@ -24,6 +25,8 @@ struct ChannelInfo;
 
 namespace IPC {
 
+class MojoBootstrap;
+
 // Mojo-based IPC::Channel implementation over a platform handle.
 //
 // ChannelMojo builds Mojo MessagePipe using underlying pipe given by
@@ -48,7 +51,8 @@ namespace IPC {
 // TODO(morrita): Add APIs to create extra MessagePipes to let
 //                Mojo-based objects talk over this Channel.
 //
-class IPC_MOJO_EXPORT ChannelMojo : public Channel {
+class IPC_MOJO_EXPORT ChannelMojo : public Channel,
+                                    public MojoBootstrapDelegate {
  public:
   // Create ChannelMojo. A bootstrap channel is created as well.
   static scoped_ptr<ChannelMojo> Create(
@@ -70,12 +74,18 @@ class IPC_MOJO_EXPORT ChannelMojo : public Channel {
   virtual base::ProcessId GetPeerPID() const OVERRIDE;
   virtual base::ProcessId GetSelfPID() const OVERRIDE;
   virtual ChannelHandle TakePipeHandle() OVERRIDE;
+  virtual void OnClientLaunched(base::ProcessHandle handle) OVERRIDE;
 
 #if defined(OS_POSIX) && !defined(OS_NACL)
   virtual int GetClientFileDescriptor() const OVERRIDE;
   virtual int TakeClientFileDescriptor() OVERRIDE;
 #endif  // defined(OS_POSIX) && !defined(OS_NACL)
 
+  // MojoBootstrapDelegate implementation
+  virtual void OnPipeAvailable(
+      mojo::embedder::ScopedPlatformHandle handle) OVERRIDE;
+  virtual void OnBootstrapError() OVERRIDE;
+
   // Called from MessagePipeReader implementations
   void OnMessageReceived(Message& message);
   void OnConnected(mojo::ScopedMessagePipeHandle pipe);
@@ -98,12 +108,15 @@ class IPC_MOJO_EXPORT ChannelMojo : public Channel {
   class ClientControlReader;
   class MessageReader;
 
-  ChannelMojo(scoped_ptr<Channel> bootstrap, Mode mode, Listener* listener,
+  ChannelMojo(ChannelHandle handle,
+              Mode mode,
+              Listener* listener,
               scoped_refptr<base::TaskRunner> io_thread_task_runner);
 
-  void InitOnIOThread();
+  void InitBootstrap(ChannelHandle handle);
+  void InitControlReader(mojo::embedder::ScopedPlatformHandle handle);
 
-  scoped_ptr<Channel> bootstrap_;
+  scoped_ptr<MojoBootstrap> bootstrap_;
   Mode mode_;
   Listener* listener_;
   base::ProcessId peer_pid_;