Rollback trunk to 3.21.16.2

src/cpu-profiler.cc

 // Copyright 2012 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 417 matching lines @@
 
 
 void CpuProfiler::StartProcessorIfNotStarted() {
   if (processor_ == NULL) {
     Logger* logger = isolate_->logger();
     // Disable logging when using the new implementation.
     saved_is_logging_ = logger->is_logging_;
     logger->is_logging_ = false;
     generator_ = new ProfileGenerator(profiles_);
     Sampler* sampler = logger->sampler();
-#if V8_CC_MSVC && (_MSC_VER >= 1800)
-    // VS2013 reports "warning C4316: 'v8::internal::ProfilerEventsProcessor'
-    // : object allocated on the heap may not be aligned 64".  We need to
-    // figure out if this is a legitimate warning or a compiler bug.
-    #pragma warning(push)
-    #pragma warning(disable:4316)
-#endif
     processor_ = new ProfilerEventsProcessor(
         generator_, sampler, sampling_interval_);
-#if V8_CC_MSVC && (_MSC_VER >= 1800)
-    #pragma warning(pop)
-#endif
     is_profiling_ = true;
     // Enumerate stuff we already have in the heap.
     ASSERT(isolate_->heap()->HasBeenSetUp());
     if (!FLAG_prof_browser_mode) {
       logger->LogCodeObjects();
     }
     logger->LogCompiledFunctions();
     logger->LogAccessorCallbacks();
     LogBuiltins();
     // Enable stack sampling.
@@ skipping 51 matching lines @@
     ReportBuiltinEventRecord* rec = &evt_rec.ReportBuiltinEventRecord_;
     Builtins::Name id = static_cast<Builtins::Name>(i);
     rec->start = builtins->builtin(id)->address();
     rec->builtin_id = id;
     processor_->Enqueue(evt_rec);
   }
 }
 
 
 } }  // namespace v8::internal