Debugger: make debug code on-stack replacement more robust.

src/arm/assembler-arm.h

Index: src/arm/assembler-arm.h
diff --git a/src/arm/assembler-arm.h b/src/arm/assembler-arm.h
index 1d09830c5126d0c3c2a82d30b1ff440b36b917cf..485bcb6fef0cf1f346159b7f48fd3ba3ff8b5d9a 100644
--- a/src/arm/assembler-arm.h
+++ b/src/arm/assembler-arm.h
@@ -1357,6 +1357,9 @@ class Assembler : public AssemblerBase {
   // Mark address of the ExitJSFrame code.
   void RecordJSReturn();
 
+  // Mark generator continuation.
+  void RecordGeneratorContinuation();
+
   // Mark address of a debug break slot.
   void RecordDebugBreakSlot();
   void RecordDebugBreakSlotForCall(int argc);