[Interpreter] Generate valid FrameStates in the Bytecode Graph Builder.

src/compiler/code-generator.cc

Index: src/compiler/code-generator.cc
diff --git a/src/compiler/code-generator.cc b/src/compiler/code-generator.cc
index 9ca4f5fafb2124e3981c651a31dfda3f0c6708ad..2aab6823bb267d8007c347d0814aec0065f18819 100644
--- a/src/compiler/code-generator.cc
+++ b/src/compiler/code-generator.cc
@@ -558,6 +558,9 @@ void CodeGenerator::BuildTranslationForFrameStateDescriptor(
           static_cast<unsigned int>(descriptor->GetSize(state_combine) -
                                     (1 + descriptor->parameters_count())));
       break;
+    case FrameStateType::kInterpretedFunction:
+      // TODO(rmcilroy): Implement interpreted function translation.

[Jarin, 2015/12/13 20:26:30]

Until this is implemented, could you have UNIMPLEMENTED or UNREACHABLE or
CHECK(false) here rather than silent happiness?

[rmcilroy, 2015/12/16 15:40:56]

This would cause all the current bytecode-graph-builder test to fail since they
would all end up reaching this point (e.g., when adding the after framestate for
calls), even if they don't trigger a deopt.

+      break;
     case FrameStateType::kArgumentsAdaptor:
       translation->BeginArgumentsAdaptorFrame(
           shared_info_id,