Allow recording individual samples in addition to the aggregated CPU profiles

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 89 matching lines @@
 
 }  // namespace
 
 TEST(CodeEvents) {
   InitializeVM();
   i::Isolate* isolate = i::Isolate::Current();
   i::Heap* heap = isolate->heap();
   i::Factory* factory = isolate->factory();
   TestSetup test_setup;
   CpuProfilesCollection profiles;
-  profiles.StartProfiling("", 1);
+  profiles.StartProfiling("", 1, false);
   ProfileGenerator generator(&profiles);
   ProfilerEventsProcessor processor(&generator);
   processor.Start();
 
   // Enqueue code creation events.
   i::HandleScope scope(isolate);
   const char* aaa_str = "aaa";
   i::Handle<i::String> aaa_name = factory->NewStringFromAscii(
       i::Vector<const char>(aaa_str, i::StrLength(aaa_str)));
   processor.CodeCreateEvent(i::Logger::FUNCTION_TAG,
@@ skipping 40 matching lines @@
 
 
 template<typename T>
 static int CompareProfileNodes(const T* p1, const T* p2) {
   return strcmp((*p1)->entry()->name(), (*p2)->entry()->name());
 }
 
 TEST(TickEvents) {
   TestSetup test_setup;
   CpuProfilesCollection profiles;
-  profiles.StartProfiling("", 1);
+  profiles.StartProfiling("", 1, false);
   ProfileGenerator generator(&profiles);
   ProfilerEventsProcessor processor(&generator);
   processor.Start();
 
   processor.CodeCreateEvent(i::Logger::BUILTIN_TAG,
                             "bbb",
                             ToAddress(0x1200),
                             0x80);
   processor.CodeCreateEvent(i::Logger::STUB_TAG, 5, ToAddress(0x1300), 0x10);
   processor.CodeCreateEvent(i::Logger::BUILTIN_TAG,
@@ skipping 44 matching lines @@
   CpuProfiler::StopProfiling("");
   CpuProfiler::TearDown();
 }
 
 
 // http://code.google.com/p/v8/issues/detail?id=1398
 // Long stacks (exceeding max frames limit) must not be erased.
 TEST(Issue1398) {
   TestSetup test_setup;
   CpuProfilesCollection profiles;
-  profiles.StartProfiling("", 1);
+  profiles.StartProfiling("", 1, false);
   ProfileGenerator generator(&profiles);
   ProfilerEventsProcessor processor(&generator);
   processor.Start();
 
   processor.CodeCreateEvent(i::Logger::BUILTIN_TAG,
                             "bbb",
                             ToAddress(0x1200),
                             0x80);
 
   i::TickSample* sample = processor.TickSampleEvent();
@@ skipping 146 matching lines @@
   CHECK_EQ(NULL, v8::CpuProfiler::FindProfile(uid2));
   CHECK_EQ(p3, v8::CpuProfiler::FindProfile(uid3));
   const_cast<v8::CpuProfile*>(p2)->Delete();
   CHECK_EQ(1, v8::CpuProfiler::GetProfilesCount());
   CHECK_EQ(NULL, v8::CpuProfiler::FindProfile(uid2));
   CHECK_EQ(p3, v8::CpuProfiler::FindProfile(uid3));
   const_cast<v8::CpuProfile*>(p3)->Delete();
   CHECK_EQ(0, CpuProfiler::GetProfilesCount());
   CHECK_EQ(NULL, v8::CpuProfiler::FindProfile(uid3));
 }