PPC: Debugger: use debug break slot to break on call.

src/ppc/assembler-ppc.h

Index: src/ppc/assembler-ppc.h
diff --git a/src/ppc/assembler-ppc.h b/src/ppc/assembler-ppc.h
index 82d068503d72c4ee9b9c1a22f935de4550acc996..7e2192a8e936a1a1efffad602978afb7c62a34fb 100644
--- a/src/ppc/assembler-ppc.h
+++ b/src/ppc/assembler-ppc.h
@@ -1301,6 +1301,8 @@ class Assembler : public AssemblerBase {
 
   // Mark address of a debug break slot.
   void RecordDebugBreakSlot();
+  void RecordDebugBreakSlotForCall(int argc);
+  void RecordDebugBreakSlotForConstructCall();
 
   // Record the AST id of the CallIC being compiled, so that it can be placed
   // in the relocation information.