Reland of "Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID"

src/crankshaft/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/hydrogen.h"
 
 #include <memory>
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
@@ skipping 124 matching lines @@
       timer.Start();
     }
     if (!Compiler::EnsureDeoptimizationSupport(info())) {
       return FAILED;
     }
     if (FLAG_hydrogen_stats) {
       isolate()->GetHStatistics()->IncrementFullCodeGen(timer.Elapsed());
     }
   }
   DCHECK(info()->shared_info()->has_deoptimization_support());
-  DCHECK(!info()->shared_info()->never_compiled());
 
   // Check the whitelist for Crankshaft.
   if (!info()->shared_info()->PassesFilter(FLAG_hydrogen_filter)) {
     return AbortOptimization(kHydrogenFilter);
   }
 
   Scope* scope = info()->scope();
   if (LUnallocated::TooManyParameters(scope->num_parameters())) {
     // Crankshaft would require too many Lithium operands.
     return AbortOptimization(kTooManyParameters);
@@ skipping 12883 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8