Eliminate the need for code delete events in CPU profiler.

test/cctest/test-log.cc

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 //
 // Tests of logging functions from log.h
 
 #ifdef __linux__
 #include <math.h>
 #include <pthread.h>
 #include <signal.h>
 #include <unistd.h>
 #endif  // __linux__
 
 #include "v8.h"
 #include "log.h"
 #include "cpu-profiler.h"
 #include "natives.h"
 #include "v8threads.h"
 #include "v8utils.h"
 #include "cctest.h"
 #include "vm-state-inl.h"
 
 using v8::internal::Address;
 using v8::internal::EmbeddedVector;
 using v8::internal::Logger;
 using v8::internal::StrLength;
 
 namespace {
 
+
 class ScopedLoggerInitializer {
  public:
   explicit ScopedLoggerInitializer(bool prof_lazy)
       : saved_log_(i::FLAG_log),
         saved_prof_lazy_(i::FLAG_prof_lazy),
         saved_prof_(i::FLAG_prof),
         saved_prof_auto_(i::FLAG_prof_auto),
         temp_file_(NULL),
         // Need to run this prior to creating the scope.
         trick_to_run_init_flags_(init_flags_(prof_lazy)),
@@ skipping 425 matching lines @@
   CHECK(LOGGER->is_logging());
   LOGGER->ResumeProfiler();
   CHECK(LOGGER->is_logging());
   LOGGER->PauseProfiler();
   CHECK(LOGGER->is_logging());
 }
 
 
 typedef i::NativesCollection<i::TEST> TestSources;
 
-// Test that logging of code create / move / delete events
-// is equivalent to traversal of a resulting heap.
+
+// Test that logging of code create / move events is equivalent to traversal of
+// a resulting heap.
 TEST(EquivalenceOfLoggingAndTraversal) {
   // This test needs to be run on a "clean" V8 to ensure that snapshot log
   // is loaded. This is always true when running using tools/test.py because
   // it launches a new cctest instance for every test. To be sure that launching
   // cctest manually also works, please be sure that no tests below
   // are using V8.
   //
   // P.S. No, V8 can't be re-initialized after disposal, see include/v8.h.
   CHECK(!i::V8::IsRunning());
 
@@ skipping 42 matching lines @@
     v8::Local<v8::String> s = result->ToString();
     i::ScopedVector<char> data(s->Length() + 1);
     CHECK_NE(NULL, data.start());
     s->WriteAscii(data.start());
     printf("%s\n", data.start());
     // Make sure that our output is written prior crash due to CHECK failure.
     fflush(stdout);
     CHECK(false);
   }
 }