tracing: restructure to the components/tracing folder

components/tracing/tracing_messages.h

Index: components/tracing/tracing_messages.h
diff --git a/components/tracing/tracing_messages.h b/components/tracing/tracing_messages.h
deleted file mode 100644
index 470339a92baf6583113ecfcdd35642d7b24f7406..0000000000000000000000000000000000000000
--- a/components/tracing/tracing_messages.h
+++ /dev/null
@@ -1,121 +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.
-
-// Multiply-included message header, no traditional include guard.
-
-#include <stdint.h>
-
-#include <string>
-#include <vector>
-
-#include "base/metrics/histogram.h"
-#include "base/sync_socket.h"
-#include "base/trace_event/memory_dump_request_args.h"
-#include "base/trace_event/trace_event_impl.h"
-#include "components/tracing/tracing_export.h"
-#include "ipc/ipc_channel_handle.h"
-#include "ipc/ipc_message_macros.h"
-#include "ipc/ipc_message_utils.h"
-#include "ipc/ipc_platform_file.h"
-
-#undef IPC_MESSAGE_EXPORT
-#define IPC_MESSAGE_EXPORT TRACING_EXPORT
-#define IPC_MESSAGE_START TracingMsgStart
-
-IPC_STRUCT_TRAITS_BEGIN(base::trace_event::TraceLogStatus)
-IPC_STRUCT_TRAITS_MEMBER(event_capacity)
-IPC_STRUCT_TRAITS_MEMBER(event_count)
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(base::trace_event::MemoryDumpRequestArgs)
-IPC_STRUCT_TRAITS_MEMBER(dump_guid)
-IPC_STRUCT_TRAITS_MEMBER(dump_type)
-IPC_STRUCT_TRAITS_MEMBER(level_of_detail)
-IPC_STRUCT_TRAITS_END()
-
-IPC_STRUCT_TRAITS_BEGIN(base::trace_event::MemoryDumpArgs)
-  IPC_STRUCT_TRAITS_MEMBER(level_of_detail)
-IPC_STRUCT_TRAITS_END()
-
-IPC_ENUM_TRAITS_MAX_VALUE(base::trace_event::MemoryDumpLevelOfDetail,
-                          base::trace_event::MemoryDumpLevelOfDetail::LAST)
-
-IPC_ENUM_TRAITS_MAX_VALUE(
-    base::trace_event::MemoryDumpType,
-    static_cast<int>(base::trace_event::MemoryDumpType::LAST))
-
-// Sent to all child processes to enable trace event recording.
-IPC_MESSAGE_CONTROL3(TracingMsg_BeginTracing,
-                     std::string /*  trace_config_str */,
-                     base::TimeTicks /* browser_time */,
-                     uint64_t /* Tracing process id (hash of child id) */)
-
-// Sent to all child processes to disable trace event recording.
-IPC_MESSAGE_CONTROL0(TracingMsg_EndTracing)
-
-// Sent to all child processes to cancel trace event recording.
-IPC_MESSAGE_CONTROL0(TracingMsg_CancelTracing)
-
-// Sent to all child processes to get trace buffer fullness.
-IPC_MESSAGE_CONTROL0(TracingMsg_GetTraceLogStatus)
-
-// Sent to all child processes to set watch event.
-IPC_MESSAGE_CONTROL2(TracingMsg_SetWatchEvent,
-                     std::string /* category_name */,
-                     std::string /* event_name */)
-
-// Sent to all child processes to clear watch event.
-IPC_MESSAGE_CONTROL0(TracingMsg_CancelWatchEvent)
-
-// Sent to all child processes to request a local (current process) memory dump.
-IPC_MESSAGE_CONTROL1(TracingMsg_ProcessMemoryDumpRequest,
-                     base::trace_event::MemoryDumpRequestArgs)
-
-// Reply to TracingHostMsg_GlobalMemoryDumpRequest, sent by the browser process.
-// This is to get the result of a global dump initiated by a child process.
-IPC_MESSAGE_CONTROL2(TracingMsg_GlobalMemoryDumpResponse,
-                     uint64_t /* dump_guid */,
-                     bool /* success */)
-
-IPC_MESSAGE_CONTROL4(TracingMsg_SetUMACallback,
-                     std::string /* histogram_name */,
-                     base::HistogramBase::Sample /* histogram_lower_value */,
-                     base::HistogramBase::Sample /* histogram_uppwer_value */,
-                     bool /* repeat */)
-
-IPC_MESSAGE_CONTROL1(TracingMsg_ClearUMACallback,
-                     std::string /* histogram_name */)
-
-// Sent everytime when a watch event is matched.
-IPC_MESSAGE_CONTROL0(TracingHostMsg_WatchEventMatched)
-
-// Notify the browser that this child process supports tracing.
-IPC_MESSAGE_CONTROL0(TracingHostMsg_ChildSupportsTracing)
-
-// Reply from child processes acking TracingMsg_EndTracing.
-IPC_MESSAGE_CONTROL1(TracingHostMsg_EndTracingAck,
-                     std::vector<std::string> /* known_categories */)
-
-// Child processes send back trace data in JSON chunks.
-IPC_MESSAGE_CONTROL1(TracingHostMsg_TraceDataCollected,
-                     std::string /*json trace data*/)
-
-// Reply to TracingMsg_GetTraceLogStatus.
-IPC_MESSAGE_CONTROL1(
-    TracingHostMsg_TraceLogStatusReply,
-    base::trace_event::TraceLogStatus /*status of the trace log*/)
-
-// Sent to the browser to initiate a global memory dump from a child process.
-IPC_MESSAGE_CONTROL1(TracingHostMsg_GlobalMemoryDumpRequest,
-                     base::trace_event::MemoryDumpRequestArgs)
-
-// Reply to TracingMsg_ProcessMemoryDumpRequest.
-IPC_MESSAGE_CONTROL2(TracingHostMsg_ProcessMemoryDumpResponse,
-                     uint64_t /* dump_guid */,
-                     bool /* success */)
-
-IPC_MESSAGE_CONTROL1(TracingHostMsg_TriggerBackgroundTrace,
-                     std::string /* name */)
-
-IPC_MESSAGE_CONTROL0(TracingHostMsg_AbortBackgroundTrace)