Expose TickSample and its APIs in v8-profiler.h

test/cctest/test-cpu-profiler.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 63 matching lines @@
       new ProfilerEventsProcessor(&generator, nullptr,
                                   v8::base::TimeDelta::FromMicroseconds(100)));
   processor->Start();
   processor->StopSynchronously();
 }
 
 static void EnqueueTickSampleEvent(ProfilerEventsProcessor* proc,
                                    i::Address frame1,
                                    i::Address frame2 = NULL,
                                    i::Address frame3 = NULL) {
-  i::TickSample* sample = proc->StartTickSample();
+  v8::TickSample* sample = proc->StartTickSample();
   sample->pc = frame1;
   sample->tos = frame1;
   sample->frames_count = 0;
   if (frame2 != NULL) {
     sample->stack[0] = frame2;
     sample->frames_count = 1;
   }
   if (frame3 != NULL) {
     sample->stack[1] = frame3;
     sample->frames_count = 2;
@@ skipping 204 matching lines @@
       generator, nullptr, v8::base::TimeDelta::FromMicroseconds(100));
   CpuProfiler profiler(isolate, profiles, generator, processor);
   profiles->StartProfiling("", false);
   processor->Start();
   ProfilerListener profiler_listener(isolate);
   isolate->code_event_dispatcher()->AddListener(&profiler_listener);
   profiler_listener.AddObserver(&profiler);
 
   profiler_listener.CodeCreateEvent(i::Logger::BUILTIN_TAG, code, "bbb");
 
-  i::TickSample* sample = processor->StartTickSample();
+  v8::TickSample* sample = processor->StartTickSample();
   sample->pc = code->address();
   sample->tos = 0;
-  sample->frames_count = i::TickSample::kMaxFramesCount;
+  sample->frames_count = v8::TickSample::kMaxFramesCount;
   for (unsigned i = 0; i < sample->frames_count; ++i) {
     sample->stack[i] = code->address();
   }
   processor->FinishTickSample();
 
   profiler_listener.RemoveObserver(&profiler);
   isolate->code_event_dispatcher()->RemoveListener(&profiler_listener);
   processor->StopSynchronously();
   CpuProfile* profile = profiles->StopProfiling("");
   CHECK(profile);
 
   unsigned actual_depth = 0;
   const ProfileNode* node = profile->top_down()->root();
   while (node->children()->length() > 0) {
     node = node->children()->last();
     ++actual_depth;
   }
 
-  CHECK_EQ(1 + i::TickSample::kMaxFramesCount, actual_depth);  // +1 for PC.
+  CHECK_EQ(1 + v8::TickSample::kMaxFramesCount, actual_depth);  // +1 for PC.
 }
 
 TEST(DeleteAllCpuProfiles) {
   CcTest::InitializeVM();
   TestSetup test_setup;
   CpuProfiler* profiler = CcTest::i_isolate()->cpu_profiler();
   CHECK_EQ(0, profiler->GetProfilesCount());
   profiler->DeleteAllProfiles();
   CHECK_EQ(0, profiler->GetProfilesCount());
 
@@ skipping 1701 matching lines @@
   iprofile->Print();
   v8::CpuProfile* profile = reinterpret_cast<v8::CpuProfile*>(iprofile);
 
   const char* branch[] = {"", "test"};
   const ProfileNode* itest_node =
       GetSimpleBranch(env, profile, branch, arraysize(branch));
   CHECK_EQ(0U, itest_node->deopt_infos().size());
 
   iprofiler->DeleteProfile(iprofile);
 }