Move part of metrics from chrome/common to components

chrome/common/metrics/proto/profiler_event.proto

-// 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.
-//
-// Performance metrics collected via Chrome's built-in profiler.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-
-package metrics;
-
-
-// Next tag: 4
-message ProfilerEventProto {
-  // The type of this profile.
-  enum ProfileType {
-    UNKNOWN_PROFILE = 0;  // Unknown type (should not reach here).
-    STARTUP_PROFILE = 1;  // Startup profile, logged approximately 60 seconds
-                          // after launch.
-  }
-  optional ProfileType profile_type = 1;
-
-  // The source based upon which "time" measurements are made.
-  // We currently only measure wall clock time; but we are exploring other
-  // measurement sources as well, such as CPU time or TCMalloc statistics.
-  enum TimeSource {
-    UNKNOWN_TIME_SOURCE = 0;  // Unknown source (should not reach here).
-    WALL_CLOCK_TIME = 1;      // Total time elapsed between the start and end of
-                              // the task's execution.
-  }
-  optional TimeSource time_source = 2;
-
-  // Data for a single tracked object (typically, a Task).
-  message TrackedObject {
-    // The name of the thread from which this task was posted, hashed.
-    optional fixed64 birth_thread_name_hash = 1;
-
-    // The name of the thread on which this task was executed, hashed.
-    optional fixed64 exec_thread_name_hash = 2;
-
-    // The source file name from which this task was posted, hashed.
-    optional fixed64 source_file_name_hash = 3;
-
-    // Function name from which this task was posted, hashed.
-    optional fixed64 source_function_name_hash = 4;
-
-    // The line number within the source file from which this task was posted.
-    optional int32 source_line_number = 5;
-
-    // The number of times this task was executed.
-    optional int32 exec_count = 6;
-
-    // The total execution time for instances this task.
-    optional int32 exec_time_total = 7;
-
-    // The execution time for a uniformly randomly sampled instance of this
-    // task.
-    optional int32 exec_time_sampled = 8;
-
-    // The total time instances this task spent waiting (e.g. in a message loop)
-    // before they were run.
-    optional int32 queue_time_total = 9;
-
-    // The time that a uniformly randomly sampled instance of this task spent
-    // waiting (e.g.  in a message loop) before it was run.
-    optional int32 queue_time_sampled = 10;
-
-    // The type of process within which this task was executed.
-    enum ProcessType {
-      UNKNOWN = 0;  // Should not reach here
-      BROWSER = 1;
-      RENDERER = 2;
-      PLUGIN = 3;
-      WORKER = 4;
-      NACL_LOADER = 5;
-      UTILITY = 6;
-      PROFILE_IMPORT = 7;
-      ZYGOTE = 8;
-      SANDBOX_HELPER = 9;
-      NACL_BROKER = 10;
-      GPU = 11;
-      PPAPI_PLUGIN = 12;
-      PPAPI_BROKER = 13;
-    }
-    optional ProcessType process_type = 11;
-
-    // The local PID for the process within which this task was executed.
-    optional uint32 process_id = 12;
-  }
-  repeated TrackedObject tracked_object = 3;
-}