Fix CPU profiling for Crankshaft.

src/compiler.h

 // Copyright 2010 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 247 matching lines @@
   static void SetFunctionInfo(Handle<SharedFunctionInfo> function_info,
                               FunctionLiteral* lit,
                               bool is_toplevel,
                               Handle<Script> script);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   static bool MakeCodeForLiveEdit(CompilationInfo* info);
 #endif
 
   static void RecordFunctionCompilation(Logger::LogEventsAndTags tag,
-                                        Handle<String> name,
-                                        int start_position,
-                                        CompilationInfo* info);
+                                        CompilationInfo* info,
+                                        Handle<SharedFunctionInfo> shared);

[Vitaly Repeshko, 2011/02/22 15:11:19]

Can we use info->shared_info() instead of passing another shared function info?
If not, please document here why.

[mnaganov (inactive), 2011/02/22 16:18:22]

For the case when CompilationInfo is built up using Script object, shared_info
isn't available from it. See Compiler::BuildFunctionInfo for an example. I've
documented it.

 };
 
 
 // During compilation we need a global list of handles to constants
 // for frame elements.  When the zone gets deleted, we make sure to
 // clear this list of handles as well.
 class CompilationZoneScope : public ZoneScope {
  public:
   explicit CompilationZoneScope(ZoneScopeMode mode) : ZoneScope(mode) { }
   virtual ~CompilationZoneScope() {
     if (ShouldDeleteOnExit()) {
       FrameElement::ClearConstantList();
       Result::ClearConstantList();
     }
   }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_COMPILER_H_