Remove unused pc descriptor types.

runtime/vm/debugger.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/debugger.h"
 
 #include "include/dart_api.h"
 
 #include "vm/code_generator.h"
 #include "vm/code_patcher.h"
@@ skipping 1017 matching lines @@
 
 
 
 void DebuggerStackTrace::AddActivation(ActivationFrame* frame) {
   if (FLAG_show_invisible_frames || frame->function().is_visible()) {
     trace_.Add(frame);
   }
 }
 
 
-const uint8_t kSafepointKind =
-    RawPcDescriptors::kIcCall |  RawPcDescriptors::kOptStaticCall |
-    RawPcDescriptors::kUnoptStaticCall | RawPcDescriptors::kClosureCall |
-    RawPcDescriptors::kRuntimeCall;
+const uint8_t kSafepointKind = RawPcDescriptors::kIcCall
+                             | RawPcDescriptors::kUnoptStaticCall
+                             | RawPcDescriptors::kRuntimeCall;
 
 
 CodeBreakpoint::CodeBreakpoint(const Code& code,
                                intptr_t token_pos,
                                uword pc,
                                RawPcDescriptors::Kind kind)
     : code_(code.raw()),
       token_pos_(token_pos),
       pc_(pc),
       line_number_(-1),
@@ skipping 1874 matching lines @@
 }
 
 
 void Debugger::RegisterCodeBreakpoint(CodeBreakpoint* bpt) {
   ASSERT(bpt->next() == NULL);
   bpt->set_next(code_breakpoints_);
   code_breakpoints_ = bpt;
 }
 
 }  // namespace dart