Split Snapshot::kFull into kCore, kAppWithJIT, and kAppNoJIT. Remove snapshot_code flag.

runtime/vm/dart_api_impl.cc

 // Copyright (c) 2013, 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 "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 
 #include "platform/assert.h"
 #include "lib/stacktrace.h"
@@ skipping 1475 matching lines @@
     return state;
   }
   I->heap()->CollectAllGarbage();
   I->StopBackgroundCompiler();
 
 #if defined(DEBUG)
   FunctionVisitor check_canonical(T);
   I->heap()->IterateObjects(&check_canonical);
 #endif  // #if defined(DEBUG).
 
-  FullSnapshotWriter writer(vm_isolate_snapshot_buffer,
+  FullSnapshotWriter writer(Snapshot::kCore,
+                            vm_isolate_snapshot_buffer,
                             isolate_snapshot_buffer,
                             ApiReallocate,
                             NULL, /* instructions_writer */
-                            false, /* snapshot_code */
                             true /* vm_isolate_is_symbolic */);
   writer.WriteFullSnapshot();
   *vm_isolate_snapshot_size = writer.VmIsolateSnapshotSize();
   *isolate_snapshot_size = writer.IsolateSnapshotSize();
   return Api::Success();
 }
 
 
 static Dart_Handle createLibrarySnapshot(Dart_Handle library,
                                          uint8_t** buffer,
@@ skipping 4682 matching lines @@
   return Api::Success();
 }
 #endif  // DART_PRECOMPILER
 
 
 DART_EXPORT bool Dart_IsRunningPrecompiledCode() {
   return Dart::IsRunningPrecompiledCode();
 }
 
 }  // namespace dart