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// Copyright 2016 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.
syntax = "proto2";
option optimize_for = LITE_RUNTIME;
option java_outer_classname = "ExecutionContextProtos";
option java_package = "org.chromium.components.metrics";
package metrics;
// Enums corresponding to the Chrome execution context in which data was
// collected.
// Chrome process type. Derived from content/public/common/process_type.h.
enum Process {
UNKNOWN_PROCESS = 0;
BROWSER_PROCESS = 1;
RENDERER_PROCESS = 2;
GPU_PROCESS = 3;
UTILITY_PROCESS = 4;
ZYGOTE_PROCESS = 5;
SANDBOX_HELPER_PROCESS = 6;
PPAPI_PLUGIN_PROCESS = 7;
PPAPI_BROKER_PROCESS = 8;
}
// Chrome thread. This list is not exhaustive.
enum Thread {
UNKNOWN_THREAD = 0;
// Browser process threads from content/public/browser/browser_thread.h,
// some of which occur in other processes as well.
UI_THREAD = 1;
FILE_THREAD = 2;
FILE_USER_BLOCKING_THREAD = 3;
PROCESS_LAUNCHER_THREAD = 4;
CACHE_THREAD = 5;
IO_THREAD = 6;
DB_THREAD = 7;
// GPU process thread.
GPU_MAIN_THREAD = 8;
// Renderer process threads.
RENDER_THREAD = 9;
UTILITY_THREAD = 10;
}
// Process phases, or where in the lifetime of the process it is such as
// startup, normal operation, shutdown, etc. These don't necessarily occur in
// the order defined here so it's fine to add new ones to further segregrate
// the lifetime of a process.
enum ProcessPhase {
// The browser's main message loop has been started.
// Based on histogram Startup.BrowserMessageLoopStartTime.
MAIN_LOOP_START = 0;
// The beginning of navigation in the first web contents' main frame.
// Based on histogram Startup.FirstWebContents.MainNavigationStart.
MAIN_NAVIGATION_START = 1;
// The navigation is committed (first bytes received) in the first web
// contents' main frame.
// Based on histogram Startup.FirstWebContents.MainNavigationFinished.
MAIN_NAVIGATION_FINISHED = 2;
// First non-empty paint of the first web contents.
// Based on histogram Startup.FirstWebContents.NonEmptyPaint2.
FIRST_NONEMPTY_PAINT = 3;
// Process shutdown has begun.
SHUTDOWN_START = 4;
}
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