- Implement a PauseTimerScope so that we can properly exclude

runtime/vm/compiler.cc

 // 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.
 
 #include "vm/compiler.h"
 
 #include "vm/assembler.h"
 
 #include "vm/ast_printer.h"
 #include "vm/block_scheduler.h"
@@ skipping 730 matching lines @@
   StackZone zone(isolate);
   LongJumpScope jump;
   // Make sure unoptimized code is not collected while we are compiling.
   const Code& unoptimized_code = Code::ZoneHandle(function.unoptimized_code());
   // Skips parsing if we need to only install unoptimized code.
   if (!optimized && !unoptimized_code.IsNull()) {
     InstallUnoptimizedCode(function);
     return Error::null();
   }
   if (setjmp(*jump.Set()) == 0) {
-    TIMERSCOPE(time_compilation);
+    TIMERSCOPE(isolate, time_compilation);
     Timer per_compile_timer(FLAG_trace_compiler, "Compilation time");
     per_compile_timer.Start();
     ParsedFunction* parsed_function =
         new ParsedFunction(Function::ZoneHandle(function.raw()));
     if (FLAG_trace_compiler) {
       OS::Print("Compiling %s%sfunction: '%s' @ token %" Pd ", size %" Pd "\n",
                 (osr_id == Isolate::kNoDeoptId ? "" : "osr "),
                 (optimized ? "optimized " : ""),
                 function.ToFullyQualifiedCString(),
                 function.token_pos(),
@@ skipping 183 matching lines @@
     const Object& result =
       Object::Handle(isolate->object_store()->sticky_error());
     isolate->object_store()->clear_sticky_error();
     return result.raw();
   }
   UNREACHABLE();
   return Object::null();
 }
 
 }  // namespace dart