tracing: get rid of files in TracingController interface

content/browser/android/tracing_controller_android.cc

 // Copyright 2013 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 "content/browser/android/tracing_controller_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/debug/trace_event.h"
 #include "base/json/json_writer.h"
@@ skipping 36 matching lines @@
       trace_options,
       TracingController::EnableRecordingDoneCallback());
 }
 
 void TracingControllerAndroid::StopTracing(JNIEnv* env,
                                            jobject obj,
                                            jstring jfilepath) {
   base::FilePath file_path(
       base::android::ConvertJavaStringToUTF8(env, jfilepath));
   if (!TracingController::GetInstance()->DisableRecording(
-      file_path,
-      base::Bind(&TracingControllerAndroid::OnTracingStopped,
-                 weak_factory_.GetWeakPtr()))) {
+          TracingController::CreateFileSink(
+              file_path,
+              base::Bind(&TracingControllerAndroid::OnTracingStopped,
+                         weak_factory_.GetWeakPtr())))) {
     LOG(ERROR) << "EndTracingAsync failed, forcing an immediate stop";
-    OnTracingStopped(file_path);
+    OnTracingStopped();
   }
 }
 
 void TracingControllerAndroid::GenerateTracingFilePath(
     base::FilePath* file_path) {
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jstring> jfilename =
       Java_TracingControllerAndroid_generateTracingFilePath(env);
   *file_path = base::FilePath(
       base::android::ConvertJavaStringToUTF8(env, jfilename.obj()));
 }
 
-void TracingControllerAndroid::OnTracingStopped(
-    const base::FilePath& file_path) {
+void TracingControllerAndroid::OnTracingStopped() {
   JNIEnv* env = base::android::AttachCurrentThread();
   base::android::ScopedJavaLocalRef<jobject> obj = weak_java_object_.get(env);
   if (obj.obj())
     Java_TracingControllerAndroid_onTracingStopped(env, obj.obj());
 }
 
 bool TracingControllerAndroid::GetKnownCategoryGroupsAsync(JNIEnv* env,
                                                            jobject obj) {
   if (!TracingController::GetInstance()->GetCategories(
           base::Bind(&TracingControllerAndroid::OnKnownCategoriesReceived,
@@ skipping 21 matching lines @@
 static jstring GetDefaultCategories(JNIEnv* env, jobject obj) {
   return base::android::ConvertUTF8ToJavaString(env,
       base::debug::CategoryFilter::kDefaultCategoryFilterString).Release();
 }
 
 bool RegisterTracingControllerAndroid(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content