Add --parse-all option in order to benchmark and measure the scanner/parser performance.

runtime/vm/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_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 3745 matching lines @@
   static RawLibrary* IsolateLibrary();
   static RawLibrary* MathLibrary();
   static RawLibrary* MirrorsLibrary();
   static RawLibrary* NativeWrappersLibrary();
   static RawLibrary* ProfilerLibrary();
   static RawLibrary* TypedDataLibrary();
   static RawLibrary* VMServiceLibrary();
 
   // Eagerly compile all classes and functions in the library.
   static RawError* CompileAll();
+  static RawError* ParseAll();
 
 #if defined(DART_NO_SNAPSHOT)
   // Checks function fingerprints. Prints mismatches and aborts if
   // mismatch found.
   static void CheckFunctionFingerprints();
 #endif  // defined(DART_NO_SNAPSHOT).
 
   static bool IsPrivate(const String& name);
   // Construct the full name of a corelib member.
   static const String& PrivateCoreLibName(const String& member);
@@ skipping 5041 matching lines @@
 
 inline void TypeArguments::SetHash(intptr_t value) const {
   // This is only safe because we create a new Smi, which does not cause
   // heap allocation.
   StoreSmi(&raw_ptr()->hash_, Smi::New(value));
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_