Add TraceBuffer log to all Functions (plus small tweaks to function-view)

runtime/vm/raw_object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
@@ skipping 97 matching lines @@
   CLASS_LIST_ARRAYS(V)                                                         \
   CLASS_LIST_STRINGS(V)
 
 #define CLASS_LIST(V)                                                          \
   V(Object)                                                                    \
   CLASS_LIST_NO_OBJECT(V)
 
 
 // Forward declarations.
 class Isolate;
+class TraceBuffer;
+
 #define DEFINE_FORWARD_DECLARATION(clazz)                                      \
   class Raw##clazz;
 CLASS_LIST(DEFINE_FORWARD_DECLARATION)
 #undef DEFINE_FORWARD_DECLARATION
 
 
 enum ClassId {
   // Illegal class id.
   kIllegalCid = 0,
 
@@ skipping 487 matching lines @@
   RawObject** to() {
     return reinterpret_cast<RawObject**>(&ptr()->unoptimized_code_);
   }
   RawObject** to_no_code() {
     return reinterpret_cast<RawObject**>(&ptr()->data_);
   }
 
   intptr_t token_pos_;
   intptr_t end_token_pos_;
   intptr_t usage_counter_;  // Incremented while function is running.
+  TraceBuffer* log_;
   int16_t num_fixed_parameters_;
   int16_t num_optional_parameters_;  // > 0: positional; < 0: named.
   int16_t deoptimization_counter_;
   uint16_t kind_tag_;  // See Function::KindTagBits.
   uint16_t optimized_instruction_count_;
   uint16_t optimized_call_site_count_;
 };
 
 
 class RawClosureData : public RawObject {
@@ skipping 1170 matching lines @@
   // Make sure this is updated when new TypedData types are added.
   ASSERT(kTypedDataInt8ArrayViewCid == kTypedDataInt8ArrayCid + 14);
   ASSERT(kExternalTypedDataInt8ArrayCid == kTypedDataInt8ArrayViewCid + 15);
   ASSERT(kNullCid == kExternalTypedDataInt8ArrayCid + 14);
   return (kNullCid - kTypedDataInt8ArrayCid);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_