Remove support for logging into a memory buffer.

src/log.cc

 // Copyright 2011 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 1360 matching lines @@
   if (!log_->IsEnabled()) return;
   if (profiler_ != NULL) {
     // It is OK to have negative nesting.
     if (--cpu_profiler_nesting_ == 0) {
       profiler_->pause();
       if (FLAG_prof_lazy) {
         if (!FLAG_sliding_state_window && !RuntimeProfiler::IsEnabled()) {
           ticker_->Stop();
         }
         FLAG_log_code = false;
-        // Must be the same message as Log::kDynamicBufferSeal.
         LOG(ISOLATE, UncheckedStringEvent("profiler", "pause"));
       }
       --logging_nesting_;
     }
   }
 }
 
 
 void Logger::ResumeProfiler() {
   if (!log_->IsEnabled()) return;
@@ skipping 21 matching lines @@
 void Logger::LogFailure() {
   PauseProfiler();
 }
 
 
 bool Logger::IsProfilerSamplerActive() {
   return ticker_->IsActive();
 }
 
 
-int Logger::GetLogLines(int from_pos, char* dest_buf, int max_size) {
-  return log_->GetLogLines(from_pos, dest_buf, max_size);
-}
-
-
 class EnumerateOptimizedFunctionsVisitor: public OptimizedFunctionVisitor {
  public:
   EnumerateOptimizedFunctionsVisitor(Handle<SharedFunctionInfo>* sfis,
                                      Handle<Code>* code_objects,
                                      int* count)
       : sfis_(sfis), code_objects_(code_objects), count_(count) { }
 
   virtual void EnterContext(Context* context) {}
   virtual void LeaveContext(Context* context) {}
 
@@ skipping 448 matching lines @@
 void SamplerRegistry::RemoveActiveSampler(Sampler* sampler) {
   ASSERT(sampler->IsActive());
   ScopedLock lock(mutex_);
   ASSERT(active_samplers_ != NULL);
   bool removed = active_samplers_->RemoveElement(sampler);
   ASSERT(removed);
   USE(removed);
 }
 
 } }  // namespace v8::internal