Merge "Add native tracing API" into mnc-dev

    obb.cpp \

    obb.cpp \

    sensor.cpp \

    sensor.cpp \

    storage_manager.cpp \

    storage_manager.cpp \

    trace.cpp \

LOCAL_SHARED_LIBRARIES := \

LOCAL_SHARED_LIBRARIES := \

    liblog \

    liblog \

/*

 * Copyright (C) 2015 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include <android/trace.h>

#include <cutils/trace.h>

bool ATrace_isEnabled() {

    return atrace_is_tag_enabled(ATRACE_TAG_APP);

}

void ATrace_beginSection(const char* sectionName) {

    atrace_begin(ATRACE_TAG_APP, sectionName);

}

void ATrace_endSection() {

    atrace_end(ATRACE_TAG_APP);

}