Debugger: fix stepping when break points are deactivated.

src/debug/debug.cc

 // 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.
 
 #include "src/debug/debug.h"
 
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
@@ skipping 20 matching lines @@
     : debug_context_(Handle<Context>()),
       event_listener_(Handle<Object>()),
       event_listener_data_(Handle<Object>()),
       message_handler_(NULL),
       command_received_(0),
       command_queue_(isolate->logger(), kQueueInitialSize),
       is_active_(false),
       is_suppressed_(false),
       live_edit_enabled_(true),  // TODO(yangguo): set to false by default.
       break_disabled_(false),
+      break_points_active_(true),
       in_debug_event_listener_(false),
       break_on_exception_(false),
       break_on_uncaught_exception_(false),
       debug_info_list_(NULL),
       isolate_(isolate) {
   ThreadInit();
 }
 
 
 static v8::Local<v8::Context> GetDebugEventContext(Isolate* isolate) {
@@ skipping 399 matching lines @@
   if (!StepNextContinue(&break_location, frame)) {
     // Decrease steps left if performing multiple steps.
     if (thread_local_.step_count_ > 0) {
       thread_local_.step_count_--;
     }
   }
 
   // If there is one or more real break points check whether any of these are
   // triggered.
   Handle<Object> break_points_hit(heap->undefined_value(), isolate_);
-  if (break_location.HasBreakPoint()) {
+  if (break_points_active_ && break_location.HasBreakPoint()) {
     Handle<Object> break_point_objects = break_location.BreakPointObjects();
     break_points_hit = CheckBreakPoints(break_point_objects);
   }
 
   // If step out is active skip everything until the frame where we need to step
   // out to is reached, unless real breakpoint is hit.
   if (StepOutActive() &&
       frame->fp() != thread_local_.step_out_fp_ &&
       break_points_hit->IsUndefined() ) {
       // Step count should always be 0 for StepOut.
@@ skipping 2108 matching lines @@
 }
 
 
 void LockingCommandMessageQueue::Clear() {
   base::LockGuard<base::Mutex> lock_guard(&mutex_);
   queue_.Clear();
 }
 
 }  // namespace internal
 }  // namespace v8