[debugger] do not accidentally pop contexts in bytecode

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index ad1356f31a119a128c587bcc3b87dc34b1ca8bdd..22494607f5e515a7db9eb1229bcb3ea960c3ee13 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -362,7 +362,7 @@ void BytecodeGenerator::ControlScope::PerformCommand(Command command,
       return;
     }
     current = current->outer();
-    if (current->context() != context) {
+    if (current->context() != context && context->ShouldPopContext()) {
       // Pop context to the expected depth.
       // TODO(rmcilroy): Only emit a single context pop.
       generator()->builder()->PopContext(current->context()->reg());