Revert "Replacing TrySync with Metadata"

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 565 matching lines @@
     // after generating unoptimized code.
     function.set_usage_counter(INT_MIN);
   }
 
   graph_compiler->FinalizePcDescriptors(code);
   code.set_deopt_info_array(deopt_info_array);
 
   graph_compiler->FinalizeStackMaps(code);
   graph_compiler->FinalizeVarDescriptors(code);
   graph_compiler->FinalizeExceptionHandlers(code);
-  graph_compiler->FinalizeCatchEntryStateMap(code);
   graph_compiler->FinalizeStaticCallTargetsTable(code);
   graph_compiler->FinalizeCodeSourceMap(code);
 
   if (optimized()) {
     bool code_was_installed = false;
     // Installs code while at safepoint.
     if (thread()->IsMutatorThread()) {
       const bool is_osr = osr_id() != Compiler::kNoOSRDeoptId;
       function.InstallOptimizedCode(code, is_osr);
       code_was_installed = true;
@@ skipping 1699 matching lines @@
 
 
 bool BackgroundCompiler::IsDisabled() {
   UNREACHABLE();
   return true;
 }
 
 #endif  // DART_PRECOMPILED_RUNTIME
 
 }  // namespace dart