gpu_host_messages.h => content/gpu

content/common/child_process_messages.h

 // 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.
 
 // Common IPC messages used for child processes.
 // Multiply-included message file, hence no include guard.
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/memory/shared_memory.h"
 #include "base/tracked_objects.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "cc/resources/shared_bitmap_manager.h"
 #include "content/common/content_export.h"
+#include "content/common/content_param_traits_macros.h"
+#include "content/common/gpu/gpu_param_traits_macros.h"
+#include "content/common/gpu/gpu_process_launch_causes.h"
 #include "content/common/host_discardable_shared_memory_manager.h"
 #include "gpu/command_buffer/common/sync_token.h"
+#include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_platform_file.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 #include "ui/gfx/ipc/gfx_param_traits.h"
 
+IPC_ENUM_TRAITS_MAX_VALUE(content::CauseForGpuLaunch,
+                          content::CAUSE_FOR_GPU_LAUNCH_MAX_ENUM - 1)
+
 IPC_ENUM_TRAITS_MAX_VALUE(tracked_objects::ThreadData::Status,
                           tracked_objects::ThreadData::STATUS_LAST)
 
 IPC_STRUCT_TRAITS_BEGIN(tracked_objects::LocationSnapshot)
   IPC_STRUCT_TRAITS_MEMBER(file_name)
   IPC_STRUCT_TRAITS_MEMBER(function_name)
   IPC_STRUCT_TRAITS_MEMBER(line_number)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(tracked_objects::BirthOnThreadSnapshot)
@@ skipping 19 matching lines @@
 
 IPC_STRUCT_TRAITS_BEGIN(tracked_objects::ProcessDataPhaseSnapshot)
   IPC_STRUCT_TRAITS_MEMBER(tasks)
 IPC_STRUCT_TRAITS_END()
 
 IPC_STRUCT_TRAITS_BEGIN(tracked_objects::ProcessDataSnapshot)
   IPC_STRUCT_TRAITS_MEMBER(phased_snapshots)
   IPC_STRUCT_TRAITS_MEMBER(process_id)
 IPC_STRUCT_TRAITS_END()
 
-IPC_ENUM_TRAITS_MAX_VALUE(gfx::GpuMemoryBufferType,
-                          gfx::GPU_MEMORY_BUFFER_TYPE_LAST)
-
-IPC_STRUCT_TRAITS_BEGIN(gfx::GpuMemoryBufferHandle)
-  IPC_STRUCT_TRAITS_MEMBER(id)
-  IPC_STRUCT_TRAITS_MEMBER(type)
-  IPC_STRUCT_TRAITS_MEMBER(handle)
-  IPC_STRUCT_TRAITS_MEMBER(offset)
-  IPC_STRUCT_TRAITS_MEMBER(stride)
-#if defined(USE_OZONE)
-  IPC_STRUCT_TRAITS_MEMBER(native_pixmap_handle)
-#elif defined(OS_MACOSX)
-  IPC_STRUCT_TRAITS_MEMBER(mach_port)
-#endif
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(gfx::GpuMemoryBufferId)
-  IPC_STRUCT_TRAITS_MEMBER(id)
-IPC_STRUCT_TRAITS_END()
-
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
 
 #define IPC_MESSAGE_START ChildProcessMsgStart
 
 // Messages sent from the browser to the child process.
 
 // Sent in response to ChildProcessHostMsg_ShutdownRequest to tell the child
 // process that it's safe to shutdown.
 IPC_MESSAGE_CONTROL0(ChildProcessMsg_Shutdown)
@@ skipping 33 matching lines @@
 
 #if defined(USE_OZONE)
 // Sent to child processes to initialize ClientNativePixmapFactory using
 // a device file descriptor.
 IPC_MESSAGE_CONTROL1(ChildProcessMsg_InitializeClientNativePixmapFactory,
                      base::FileDescriptor /* device_fd */)
 #endif
 ////////////////////////////////////////////////////////////////////////////////
 // Messages sent from the child process to the browser.
 
+// A renderer sends this when it wants to create a connection to the GPU
+// process. The browser will create the GPU process if necessary, and will
+// return a handle to the channel via a GpuChannelEstablished message.
+IPC_SYNC_MESSAGE_CONTROL1_3(ChildProcessHostMsg_EstablishGpuChannel,
+                            content::CauseForGpuLaunch,
+                            int /* client id */,
+                            IPC::ChannelHandle /* handle to channel */,
+                            gpu::GPUInfo /* stats about GPU process*/)
+
+// A renderer sends this when it wants to know whether a gpu process exists.
+IPC_SYNC_MESSAGE_CONTROL0_1(ChildProcessHostMsg_HasGpuProcess,
+                            bool /* result */)
+
 IPC_MESSAGE_CONTROL0(ChildProcessHostMsg_ShutdownRequest)
 
 // Send back profiler data (ThreadData in tracked_objects).
 IPC_MESSAGE_CONTROL2(
     ChildProcessHostMsg_ChildProfilerData,
     int, /* sequence_number */
     tracked_objects::ProcessDataSnapshot /* process_data_snapshot */)
 
 // Send back histograms as vector of pickled-histogram strings.
 IPC_MESSAGE_CONTROL2(ChildProcessHostMsg_ChildHistogramData,
@@ skipping 59 matching lines @@
 IPC_SYNC_MESSAGE_CONTROL2_1(
     ChildProcessHostMsg_SyncAllocateLockedDiscardableSharedMemory,
     uint32_t /* size */,
     content::DiscardableSharedMemoryId,
     base::SharedMemoryHandle)
 
 // Informs the browser that the child deleted a block of discardable shared
 // memory.
 IPC_MESSAGE_CONTROL1(ChildProcessHostMsg_DeletedDiscardableSharedMemory,
                      content::DiscardableSharedMemoryId)