NativeStackSampler implementation for Mac.

base/BUILD.gn

 # Copyright (c) 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.
 
 import("//build/config/compiler/compiler.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")
@@ skipping 377 matching lines @@
     "power_monitor/power_monitor_device_source_mac.mm",
     "power_monitor/power_monitor_device_source_posix.cc",
     "power_monitor/power_monitor_device_source_win.cc",
     "power_monitor/power_monitor_source.cc",
     "power_monitor/power_monitor_source.h",
     "power_monitor/power_observer.h",
     "profiler/alternate_timer.cc",
     "profiler/alternate_timer.h",
     "profiler/native_stack_sampler.cc",
     "profiler/native_stack_sampler.h",
+    "profiler/native_stack_sampler_mac.cc",
     "profiler/native_stack_sampler_posix.cc",
     "profiler/native_stack_sampler_win.cc",
     "profiler/scoped_profile.cc",
     "profiler/scoped_profile.h",
     "profiler/scoped_tracker.cc",
     "profiler/scoped_tracker.h",
     "profiler/stack_sampling_profiler.cc",
     "profiler/stack_sampling_profiler.h",
     "profiler/tracked_time.cc",
     "profiler/tracked_time.h",
@@ skipping 406 matching lines @@
 
   # Mac.
   if (is_mac || is_ios) {
     # Common Desktop / iOS excludes
     sources -= [
       "native_library_posix.cc",
       "strings/sys_string_conversions_posix.cc",
       "threading/platform_thread_internal_posix.cc",
     ]
 
+    if (is_mac) {
+      sources -= [ "profiler/native_stack_sampler_posix.cc" ]
+    }
+
     if (is_asan) {
       # TODO(GYP) hook up asan on Mac. GYP has this extra dylib:
       #data += [ "$root_out_dir/libclang_rt.asan_osx_dynamic.dylib" ]
     }
 
     if (is_ios) {
       sources -= [
         "files/file_path_watcher_fsevents.cc",
         "files/file_path_watcher_fsevents.h",
       ]
@@ skipping 852 matching lines @@
 
   # GYP: //base.gyp:base_java_unittest_support
   android_library("base_java_unittest_support") {
     deps = [
       ":base_java",
     ]
     java_files =
         [ "test/android/java/src/org/chromium/base/ContentUriTestUtils.java" ]
   }
 }