X87: Debugger: prepare code for debugging on a per-function basis.

src/x87/assembler-x87-inl.h

Index: src/x87/assembler-x87-inl.h
diff --git a/src/x87/assembler-x87-inl.h b/src/x87/assembler-x87-inl.h
index 055dee81e37e9597aca03c2a8c663b5c25fadf66..a21c6140301a663c58381d05c73c4c713e5e73ec 100644
--- a/src/x87/assembler-x87-inl.h
+++ b/src/x87/assembler-x87-inl.h
@@ -293,8 +293,7 @@ void RelocInfo::Visit(Isolate* isolate, ObjectVisitor* visitor) {
   } else if (RelocInfo::IsCodeAgeSequence(mode)) {
     visitor->VisitCodeAgeSequence(this);
   } else if (RelocInfo::IsDebugBreakSlot(mode) &&
-             IsPatchedDebugBreakSlotSequence() &&
-             isolate->debug()->has_break_points()) {
+             IsPatchedDebugBreakSlotSequence()) {
     visitor->VisitDebugTarget(this);
   } else if (IsRuntimeEntry(mode)) {
     visitor->VisitRuntimeEntry(this);
@@ -318,8 +317,7 @@ void RelocInfo::Visit(Heap* heap) {
     StaticVisitor::VisitInternalReference(this);
   } else if (RelocInfo::IsCodeAgeSequence(mode)) {
     StaticVisitor::VisitCodeAgeSequence(heap, this);
-  } else if (heap->isolate()->debug()->has_break_points() &&
-             RelocInfo::IsDebugBreakSlot(mode) &&
+  } else if (RelocInfo::IsDebugBreakSlot(mode) &&
              IsPatchedDebugBreakSlotSequence()) {
     StaticVisitor::VisitDebugTarget(heap, this);
   } else if (IsRuntimeEntry(mode)) {