Reland "Add Chromium-style TimeDelta, Time and TimeTicks classes, and a new ElapsedTimer class."

src/lithium-allocator.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 2171 matching lines @@
     allocator_zone_start_allocation_size_ =
         allocator->zone()->allocation_size();
   }
 }
 
 
 LAllocatorPhase::~LAllocatorPhase() {
   if (FLAG_hydrogen_stats) {
     unsigned size = allocator_->zone()->allocation_size() -
                     allocator_zone_start_allocation_size_;
-    isolate()->GetHStatistics()->SaveTiming(name(), 0, size);
+    isolate()->GetHStatistics()->SaveTiming(name(), TimeDelta(), size);
   }
 
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceLithium(name(), allocator_->chunk());
     isolate()->GetHTracer()->TraceLiveRanges(name(), allocator_);
   }
 
 #ifdef DEBUG
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 
 } }  // namespace v8::internal