Index: content/common/child_thread.h |
diff --git a/content/common/child_thread.h b/content/common/child_thread.h |
deleted file mode 100644 |
index 4df92037a01f558462d6b48f1568afb18d76a3e5..0000000000000000000000000000000000000000 |
--- a/content/common/child_thread.h |
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@@ -1,193 +0,0 @@ |
-// 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. |
- |
-#ifndef CONTENT_COMMON_CHILD_THREAD_H_ |
-#define CONTENT_COMMON_CHILD_THREAD_H_ |
- |
-#include "base/basictypes.h" |
-#include "base/memory/scoped_ptr.h" |
-#include "base/memory/weak_ptr.h" |
-#include "base/shared_memory.h" |
-#include "base/tracked_objects.h" |
-#include "content/common/content_export.h" |
-#include "content/common/message_router.h" |
-#include "ipc/ipc_message.h" // For IPC_MESSAGE_LOG_ENABLED. |
-#include "webkit/glue/resource_loader_bridge.h" |
- |
-namespace base { |
-class MessageLoop; |
-} |
- |
-namespace IPC { |
-class SyncChannel; |
-class SyncMessageFilter; |
-} |
- |
-namespace WebKit { |
-class WebFrame; |
-} |
- |
-namespace content { |
-class ChildHistogramMessageFilter; |
-class ChildResourceMessageFilter; |
-class FileSystemDispatcher; |
-class QuotaDispatcher; |
-class ResourceDispatcher; |
-class SocketStreamDispatcher; |
-class ThreadSafeSender; |
- |
-// The main thread of a child process derives from this class. |
-class CONTENT_EXPORT ChildThread : public IPC::Listener, public IPC::Sender { |
- public: |
- // Creates the thread. |
- ChildThread(); |
- // Used for single-process mode. |
- explicit ChildThread(const std::string& channel_name); |
- // ChildProcess::main_thread() is reset after Shutdown(), and before the |
- // destructor, so any subsystem that relies on ChildProcess::main_thread() |
- // must be terminated before Shutdown returns. In particular, if a subsystem |
- // has a thread that post tasks to ChildProcess::main_thread(), that thread |
- // should be joined in Shutdown(). |
- virtual ~ChildThread(); |
- virtual void Shutdown() = 0; |
- |
- // IPC::Sender implementation: |
- virtual bool Send(IPC::Message* msg) OVERRIDE; |
- |
- // See documentation on MessageRouter for AddRoute and RemoveRoute |
- void AddRoute(int32 routing_id, IPC::Listener* listener); |
- void RemoveRoute(int32 routing_id); |
- |
- IPC::SyncChannel* channel() { return channel_.get(); } |
- |
- // Creates a ResourceLoaderBridge. |
- // Tests can override this method if they want a custom loading behavior. |
- virtual webkit_glue::ResourceLoaderBridge* CreateBridge( |
- const webkit_glue::ResourceLoaderBridge::RequestInfo& request_info); |
- |
- // Allocates a block of shared memory of the given size and |
- // maps in into the address space. Returns NULL of failure. |
- // Note: On posix, this requires a sync IPC to the browser process, |
- // but on windows the child process directly allocates the block. |
- base::SharedMemory* AllocateSharedMemory(size_t buf_size); |
- |
- // A static variant that can be called on background threads provided |
- // the |sender| passed in is safe to use on background threads. |
- static base::SharedMemory* AllocateSharedMemory(size_t buf_size, |
- IPC::Sender* sender); |
- |
- ResourceDispatcher* resource_dispatcher() const { |
- return resource_dispatcher_.get(); |
- } |
- |
- SocketStreamDispatcher* socket_stream_dispatcher() const { |
- return socket_stream_dispatcher_.get(); |
- } |
- |
- FileSystemDispatcher* file_system_dispatcher() const { |
- return file_system_dispatcher_.get(); |
- } |
- |
- QuotaDispatcher* quota_dispatcher() const { |
- return quota_dispatcher_.get(); |
- } |
- |
- // Safe to call on any thread, as long as it's guaranteed that the thread's |
- // lifetime is less than the main thread. The |filter| returned may only |
- // be used on background threads. |
- IPC::SyncMessageFilter* sync_message_filter() const { |
- return sync_message_filter_.get(); |
- } |
- |
- // The getter should only be called on the main thread, however the |
- // IPC::Sender it returns may be safely called on any thread including |
- // the main thread. |
- ThreadSafeSender* thread_safe_sender() const { |
- return thread_safe_sender_.get(); |
- } |
- |
- ChildHistogramMessageFilter* child_histogram_message_filter() const { |
- return histogram_message_filter_.get(); |
- } |
- |
- base::MessageLoop* message_loop() const { return message_loop_; } |
- |
- // Returns the one child thread. |
- static ChildThread* current(); |
- |
- virtual bool IsWebFrameValid(WebKit::WebFrame* frame); |
- |
- protected: |
- friend class ChildProcess; |
- |
- // Called when the process refcount is 0. |
- void OnProcessFinalRelease(); |
- |
- virtual bool OnControlMessageReceived(const IPC::Message& msg); |
- |
- void set_on_channel_error_called(bool on_channel_error_called) { |
- on_channel_error_called_ = on_channel_error_called; |
- } |
- |
- // IPC::Listener implementation: |
- virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; |
- virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; |
- virtual void OnChannelError() OVERRIDE; |
- |
- private: |
- void Init(); |
- |
- // IPC message handlers. |
- void OnShutdown(); |
- void OnSetProfilerStatus(tracked_objects::ThreadData::Status status); |
- void OnGetChildProfilerData(int sequence_number); |
- void OnDumpHandles(); |
-#ifdef IPC_MESSAGE_LOG_ENABLED |
- void OnSetIPCLoggingEnabled(bool enable); |
-#endif |
-#if defined(USE_TCMALLOC) |
- void OnGetTcmallocStats(); |
-#endif |
- |
- void EnsureConnected(); |
- |
- std::string channel_name_; |
- scoped_ptr<IPC::SyncChannel> channel_; |
- |
- // Allows threads other than the main thread to send sync messages. |
- scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_; |
- |
- scoped_refptr<ThreadSafeSender> thread_safe_sender_; |
- |
- // Implements message routing functionality to the consumers of ChildThread. |
- MessageRouter router_; |
- |
- // Handles resource loads for this process. |
- scoped_ptr<ResourceDispatcher> resource_dispatcher_; |
- |
- // Handles SocketStream for this process. |
- scoped_ptr<SocketStreamDispatcher> socket_stream_dispatcher_; |
- |
- // The OnChannelError() callback was invoked - the channel is dead, don't |
- // attempt to communicate. |
- bool on_channel_error_called_; |
- |
- base::MessageLoop* message_loop_; |
- |
- scoped_ptr<FileSystemDispatcher> file_system_dispatcher_; |
- |
- scoped_ptr<QuotaDispatcher> quota_dispatcher_; |
- |
- scoped_refptr<ChildHistogramMessageFilter> histogram_message_filter_; |
- |
- scoped_refptr<ChildResourceMessageFilter> resource_message_filter_; |
- |
- base::WeakPtrFactory<ChildThread> channel_connected_factory_; |
- |
- DISALLOW_COPY_AND_ASSIGN(ChildThread); |
-}; |
- |
-} // namespace content |
- |
-#endif // CONTENT_COMMON_CHILD_THREAD_H_ |