Add CompileInfo::GetDebugName()

src/lithium-allocator.cc

Index: src/lithium-allocator.cc
diff --git a/src/lithium-allocator.cc b/src/lithium-allocator.cc
index 21103922fbf975b5b4f2d2dc0dfd43f5ebfd92ac..36a12e75b3bcde312b01fc0564212fb4fc60f839 100644
--- a/src/lithium-allocator.cc
+++ b/src/lithium-allocator.cc
@@ -1336,14 +1336,9 @@ void LAllocator::BuildLiveRanges() {
       while (!iterator.Done()) {
         found = true;
         int operand_index = iterator.Current();
-        if (chunk_->info()->IsStub()) {
-          CodeStub::Major major_key = chunk_->info()->code_stub()->MajorKey();
-          PrintF("Function: %s\n", CodeStub::MajorName(major_key, false));
-        } else {
-          DCHECK(chunk_->info()->IsOptimizing());
+        {
           AllowHandleDereference allow_deref;
-          PrintF("Function: %s\n",
-                 chunk_->info()->literal()->debug_name()->ToCString().get());
+          PrintF("Function: %s\n", chunk_->info()->GetDebugName().get());
         }
         PrintF("Value %d used before first definition!\n", operand_index);
         LiveRange* range = LiveRangeFor(operand_index);