Remove duplicated LChunk code.

src/hydrogen.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 9248 matching lines @@
 
 void HTracer::TraceCompilation(FunctionLiteral* function) {
   Tag tag(this, "compilation");
   Handle<String> name = function->debug_name();
   PrintStringProperty("name", *name->ToCString());
   PrintStringProperty("method", *name->ToCString());
   PrintLongProperty("date", static_cast<int64_t>(OS::TimeCurrentMillis()));
 }
 
 
-void HTracer::TraceLithium(const char* name, LChunk* chunk) {
+void HTracer::TraceLithium(const char* name, LChunkBase* chunk) {
   Trace(name, chunk->graph(), chunk);
 }
 
 
 void HTracer::TraceHydrogen(const char* name, HGraph* graph) {
   Trace(name, graph, NULL);
 }
 
 
-void HTracer::Trace(const char* name, HGraph* graph, LChunk* chunk) {
+void HTracer::Trace(const char* name, HGraph* graph, LChunkBase* chunk) {
   Tag tag(this, "cfg");
   PrintStringProperty("name", name);
   const ZoneList<HBasicBlock*>* blocks = graph->blocks();
   for (int i = 0; i < blocks->length(); i++) {
     HBasicBlock* current = blocks->at(i);
     Tag block_tag(this, "block");
     PrintBlockProperty("name", current->block_id());
     PrintIntProperty("from_bci", -1);
     PrintIntProperty("to_bci", -1);
 
@@ skipping 241 matching lines @@
   }
 }
 
 
 const char* const HPhase::kFullCodeGen = "Full code generator";
 const char* const HPhase::kTotal = "Total";
 
 
 void HPhase::Begin(const char* name,
                    HGraph* graph,
-                   LChunk* chunk,
+                   LChunkBase* chunk,
                    LAllocator* allocator) {
   name_ = name;
   graph_ = graph;
   chunk_ = chunk;
   allocator_ = allocator;
   if (allocator != NULL && chunk_ == NULL) {
     chunk_ = allocator->chunk();
   }
   if (FLAG_hydrogen_stats) start_ = OS::Ticks();
   start_allocation_size_ = Zone::allocation_size_;
@@ skipping 18 matching lines @@
     }
   }
 
 #ifdef DEBUG
   if (graph_ != NULL) graph_->Verify(false);  // No full verify.
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 } }  // namespace v8::internal