Remove old x64 code generator.

runtime/vm/flow_graph_compiler_x64.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/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "lib/error.h"
 #include "vm/ast_printer.h"
 #include "vm/code_descriptors.h"
 #include "vm/code_generator.h"
 #include "vm/debugger.h"
 #include "vm/disassembler.h"
 #include "vm/intrinsifier.h"
 #include "vm/longjump.h"
 #include "vm/object_store.h"
 #include "vm/parser.h"
 #include "vm/stub_code.h"
 
 namespace dart {
 
+DEFINE_FLAG(bool, print_scopes, false, "Print scopes of local variables.");
+DEFINE_FLAG(bool, trace_functions, false, "Trace entry of each function.");
 DECLARE_FLAG(bool, enable_type_checks);
 DECLARE_FLAG(bool, intrinsify);
 DECLARE_FLAG(bool, optimization_counter_threshold);
 DECLARE_FLAG(bool, print_ast);
-DECLARE_FLAG(bool, print_scopes);
 DECLARE_FLAG(bool, report_usage_count);
-DECLARE_FLAG(bool, trace_functions);
 
 
 FlowGraphCompiler::FlowGraphCompiler(
     Assembler* assembler,
     const ParsedFunction& parsed_function,
     const GrowableArray<BlockEntryInstr*>& block_order)
     : FlowGraphVisitor(block_order),
       assembler_(assembler),
       parsed_function_(parsed_function),
       block_info_(block_order.length()),
@@ skipping 1682 matching lines @@
   ASSERT(exception_handlers_list_ != NULL);
   const ExceptionHandlers& handlers = ExceptionHandlers::Handle(
       exception_handlers_list_->FinalizeExceptionHandlers(code.EntryPoint()));
   code.set_exception_handlers(handlers);
 }
 
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64