Remove exorbitant duplication of DebuggerHasBreakpoints.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <queue>
 #include "include/v8-debug.h"
 #include "src/allocation.h"
@@ skipping 960 matching lines @@
 
   RegExpStack* regexp_stack() { return regexp_stack_; }
 
   unibrow::Mapping<unibrow::Ecma262Canonicalize>*
       interp_canonicalize_mapping() {
     return &interp_canonicalize_mapping_;
   }
 
   Debug* debug() { return debug_; }
 
-  inline bool DebuggerHasBreakPoints();
-
   CpuProfiler* cpu_profiler() const { return cpu_profiler_; }
   HeapProfiler* heap_profiler() const { return heap_profiler_; }
 
 #ifdef DEBUG
   HistogramInfo* heap_histograms() { return heap_histograms_; }
 
   JSObject::SpillInformation* js_spill_information() {
     return &js_spill_information_;
   }
 #endif
@@ skipping 590 matching lines @@
   }
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_