Add content-tracing module.

atom.gyp

@@ -18,6 +18,7 @@
       'atom/browser/api/lib/atom-delegate.coffee',
       'atom/browser/api/lib/auto-updater.coffee',
       'atom/browser/api/lib/browser-window.coffee',
+      'atom/browser/api/lib/content-tracing.coffee',
       'atom/browser/api/lib/dialog.coffee',
       'atom/browser/api/lib/ipc.coffee',
       'atom/browser/api/lib/menu.coffee',
@@ -51,6 +52,7 @@
       'atom/browser/api/atom_api_app.h',
       'atom/browser/api/atom_api_auto_updater.cc',
       'atom/browser/api/atom_api_auto_updater.h',
+      'atom/browser/api/atom_api_content_tracing.cc',
       'atom/browser/api/atom_api_dialog.cc',
       'atom/browser/api/atom_api_menu.cc',
       'atom/browser/api/atom_api_menu.h',

atom/browser/api/atom_api_content_tracing.cc

@@ -0,0 +1,77 @@
+// Copyright (c) 2014 GitHub, Inc. All rights reserved.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include <set>
+
+#include "atom/common/native_mate_converters/file_path_converter.h"
+#include "atom/common/native_mate_converters/function_converter.h"
+#include "base/bind.h"
+#include "content/public/browser/tracing_controller.h"
+#include "native_mate/dictionary.h"
+
+#include "atom/common/node_includes.h"
+
+using content::TracingController;
+
+namespace mate {
+
+template<typename T>
+struct Converter<std::set<T> > {
+  static v8::Handle<v8::Value> ToV8(v8::Isolate* isolate,
+                                    const std::set<T>& val) {
+    v8::Handle<v8::Array> result = v8::Array::New(
+        isolate, static_cast<int>(val.size()));
+    typename std::set<T>::const_iterator it;
+    int i;
+    for (i = 0, it = val.begin(); it != val.end(); ++it, ++i)
+      result->Set(i, Converter<T>::ToV8(isolate, *it));
+    return result;
+  }
+};
+
+template<>
+struct Converter<TracingController::Options> {
+  static bool FromV8(v8::Isolate* isolate,
+                     v8::Handle<v8::Value> val,
+                     TracingController::Options* out) {
+    if (!val->IsNumber())
+      return false;
+    *out = static_cast<TracingController::Options>(val->IntegerValue());
+    return true;
+  }
+};
+
+}  // namespace mate
+
+namespace {
+
+void Initialize(v8::Handle<v8::Object> exports, v8::Handle<v8::Value> unused,
+                v8::Handle<v8::Context> context, void* priv) {
+  TracingController* controller = TracingController::GetInstance();
+  mate::Dictionary dict(context->GetIsolate(), exports);
+  dict.SetMethod("getCategories", base::Bind(
+      &TracingController::GetCategories, base::Unretained(controller)));
+  dict.SetMethod("startRecording", base::Bind(
+      &TracingController::EnableRecording, base::Unretained(controller)));
+  dict.SetMethod("stopRecording", base::Bind(
+      &TracingController::DisableRecording, base::Unretained(controller)));
+  dict.SetMethod("startMonitoring", base::Bind(
+      &TracingController::EnableMonitoring, base::Unretained(controller)));
+  dict.SetMethod("stopMonitoring", base::Bind(
+      &TracingController::DisableMonitoring, base::Unretained(controller)));
+  dict.SetMethod("captureMonitoringSnapshot", base::Bind(
+      &TracingController::CaptureMonitoringSnapshot,
+      base::Unretained(controller)));
+  dict.SetMethod("getTraceBufferPercentFull", base::Bind(
+      &TracingController::GetTraceBufferPercentFull,
+      base::Unretained(controller)));
+  dict.SetMethod("setWatchEvent", base::Bind(
+      &TracingController::SetWatchEvent, base::Unretained(controller)));
+  dict.SetMethod("cancelWatchEvent", base::Bind(
+      &TracingController::CancelWatchEvent, base::Unretained(controller)));
+}
+
+}  // namespace
+
+NODE_MODULE_CONTEXT_AWARE_BUILTIN(atom_browser_content_tracing, Initialize)

atom/browser/api/atom_api_dialog.cc

@@ -5,13 +5,13 @@
 #include <string>
 #include <vector>
 
-#include "base/bind.h"
 #include "atom/browser/api/atom_api_window.h"
 #include "atom/browser/native_window.h"
 #include "atom/browser/ui/file_dialog.h"
 #include "atom/browser/ui/message_box.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
 #include "atom/common/native_mate_converters/function_converter.h"
+#include "base/bind.h"
 #include "native_mate/dictionary.h"
 
 #include "atom/common/node_includes.h"

atom/browser/api/lib/content-tracing.coffee

@@ -0,0 +1 @@
+module.exports = process.atomBinding 'content_tracing'

atom/common/node_bindings.cc

@@ -61,6 +61,7 @@ REFERENCE_MODULE(uv);
 // Atom Shell's builtin modules.
 REFERENCE_MODULE(atom_browser_app);
 REFERENCE_MODULE(atom_browser_auto_updater);
+REFERENCE_MODULE(atom_browser_content_tracing);
 REFERENCE_MODULE(atom_browser_dialog);
 REFERENCE_MODULE(atom_browser_menu);
 REFERENCE_MODULE(atom_browser_power_monitor);