Roll Chrome into Mojo.

base/debug/trace_event_win.cc

Index: base/debug/trace_event_win.cc
diff --git a/base/debug/trace_event_win.cc b/base/debug/trace_event_win.cc
deleted file mode 100644
index 99dd242fad672782861db7c245ee75904cac6359..0000000000000000000000000000000000000000
--- a/base/debug/trace_event_win.cc
+++ /dev/null
@@ -1,123 +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.
-#include "base/debug/trace_event_win.h"
-
-#include "base/logging.h"
-#include "base/memory/singleton.h"
-#include <initguid.h>  // NOLINT
-
-namespace base {
-namespace debug {
-
-using base::win::EtwEventType;
-using base::win::EtwMofEvent;
-
-// {3DADA31D-19EF-4dc1-B345-037927193422}
-const GUID kChromeTraceProviderName = {
-    0x3dada31d, 0x19ef, 0x4dc1, 0xb3, 0x45, 0x3, 0x79, 0x27, 0x19, 0x34, 0x22 };
-
-// {B967AE67-BB22-49d7-9406-55D91EE1D560}
-const GUID kTraceEventClass32 = {
-    0xb967ae67, 0xbb22, 0x49d7, 0x94, 0x6, 0x55, 0xd9, 0x1e, 0xe1, 0xd5, 0x60 };
-
-// {97BE602D-2930-4ac3-8046-B6763B631DFE}
-const GUID kTraceEventClass64 = {
-    0x97be602d, 0x2930, 0x4ac3, 0x80, 0x46, 0xb6, 0x76, 0x3b, 0x63, 0x1d, 0xfe};
-
-
-TraceEventETWProvider::TraceEventETWProvider() :
-    EtwTraceProvider(kChromeTraceProviderName) {
-  Register();
-}
-
-TraceEventETWProvider* TraceEventETWProvider::GetInstance() {
-  return Singleton<TraceEventETWProvider,
-      StaticMemorySingletonTraits<TraceEventETWProvider> >::get();
-}
-
-bool TraceEventETWProvider::StartTracing() {
-  return true;
-}
-
-void TraceEventETWProvider::TraceEvent(const char* name,
-                                       size_t name_len,
-                                       char type,
-                                       const void* id,
-                                       const char* extra,
-                                       size_t extra_len) {
-  // Make sure we don't touch NULL.
-  if (name == NULL)
-    name = "";
-  if (extra == NULL)
-    extra = "";
-
-  EtwEventType etw_type = 0;
-  switch (type) {
-    case TRACE_EVENT_PHASE_BEGIN:
-      etw_type = kTraceEventTypeBegin;
-      break;
-    case TRACE_EVENT_PHASE_END:
-      etw_type = kTraceEventTypeEnd;
-      break;
-
-    case TRACE_EVENT_PHASE_INSTANT:
-      etw_type = kTraceEventTypeInstant;
-      break;
-
-    default:
-      NOTREACHED() << "Unknown event type";
-      etw_type = kTraceEventTypeInstant;
-      break;
-  }
-
-  EtwMofEvent<5> event(kTraceEventClass32,
-                       etw_type,
-                       TRACE_LEVEL_INFORMATION);
-  event.SetField(0, name_len + 1, name);
-  event.SetField(1, sizeof(id), &id);
-  event.SetField(2, extra_len + 1, extra);
-
-  // These variables are declared here so that they are not out of scope when
-  // the event is logged.
-  DWORD depth;
-  void* backtrace[32];
-
-  // See whether we're to capture a backtrace.
-  if (enable_flags() & CAPTURE_STACK_TRACE) {
-    depth = CaptureStackBackTrace(0,
-                                  arraysize(backtrace),
-                                  backtrace,
-                                  NULL);
-    event.SetField(3, sizeof(depth), &depth);
-    event.SetField(4, sizeof(backtrace[0]) * depth, backtrace);
-  }
-
-  // Trace the event.
-  Log(event.get());
-}
-
-void TraceEventETWProvider::Trace(const char* name,
-                                  size_t name_len,
-                                  char type,
-                                  const void* id,
-                                  const char* extra,
-                                  size_t extra_len) {
-  TraceEventETWProvider* provider = TraceEventETWProvider::GetInstance();
-  if (provider && provider->IsTracing()) {
-    // Compute the name & extra lengths if not supplied already.
-    if (name_len == kUseStrlen)
-      name_len = (name == NULL) ? 0 : strlen(name);
-    if (extra_len == kUseStrlen)
-      extra_len = (extra == NULL) ? 0 : strlen(extra);
-
-    provider->TraceEvent(name, name_len, type, id, extra, extra_len);
-  }
-}
-
-void TraceEventETWProvider::Resurrect() {
-  StaticMemorySingletonTraits<TraceEventETWProvider>::Resurrect();
-}
-
-}  // namespace debug
-}  // namespace base