Propagate bailout reason to cpu profile node.

src/objects.h

 // 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 6166 matching lines @@
   // [debug info]: Debug information.
   DECL_ACCESSORS(debug_info, Object)
 
   // [inferred name]: Name inferred from variable or property
   // assignment of this function. Used to facilitate debugging and
   // profiling of JavaScript code written in OO style, where almost
   // all functions are anonymous but are assigned to object
   // properties.
   DECL_ACCESSORS(inferred_name, String)
 
+  DECL_ACCESSORS(bailout_reason, String)
+
   // The function's name if it is non-empty, otherwise the inferred name.
   String* DebugName();
 
   // Position of the 'function' token in the script source.
   inline int function_token_position();
   inline void set_function_token_position(int function_token_position);
 
   // Position of this function in the script source.
   inline int start_position();
   inline void set_start_position(int start_position);
@@ skipping 175 matching lines @@
   static const int kOptimizedCodeMapOffset = kCodeOffset + kPointerSize;
   static const int kScopeInfoOffset = kOptimizedCodeMapOffset + kPointerSize;
   static const int kConstructStubOffset = kScopeInfoOffset + kPointerSize;
   static const int kInstanceClassNameOffset =
       kConstructStubOffset + kPointerSize;
   static const int kFunctionDataOffset =
       kInstanceClassNameOffset + kPointerSize;
   static const int kScriptOffset = kFunctionDataOffset + kPointerSize;
   static const int kDebugInfoOffset = kScriptOffset + kPointerSize;
   static const int kInferredNameOffset = kDebugInfoOffset + kPointerSize;
-  static const int kInitialMapOffset =
-      kInferredNameOffset + kPointerSize;
+  static const int kBailoutReasonOffset = kInferredNameOffset + kPointerSize;
+  static const int kInitialMapOffset = kBailoutReasonOffset + kPointerSize;
   // ast_node_count is a Smi field. It could be grouped with another Smi field
   // into a PSEUDO_SMI_ACCESSORS pair (on x64), if one becomes available.
   static const int kAstNodeCountOffset =
       kInitialMapOffset + kPointerSize;
 #if V8_HOST_ARCH_32_BIT
   // Smi fields.
   static const int kLengthOffset =
       kAstNodeCountOffset + kPointerSize;
   static const int kFormalParameterCountOffset = kLengthOffset + kPointerSize;
   static const int kExpectedNofPropertiesOffset =
@@ skipping 3505 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_