Make unittests work in component build

src/compiler/loop-peeling.h

Index: src/compiler/loop-peeling.h
diff --git a/src/compiler/loop-peeling.h b/src/compiler/loop-peeling.h
index 8b38e2575c9091b0aa65026664a0e4bccebbe871..301e4b8b6ccfc22a849b72abc71606a8dd0560d7 100644
--- a/src/compiler/loop-peeling.h
+++ b/src/compiler/loop-peeling.h
@@ -5,7 +5,9 @@
 #ifndef V8_COMPILER_LOOP_PEELING_H_
 #define V8_COMPILER_LOOP_PEELING_H_
 
+#include "src/base/compiler-specific.h"
 #include "src/compiler/loop-analysis.h"
+#include "src/globals.h"
 
 namespace v8 {
 namespace internal {
@@ -14,7 +16,7 @@ namespace compiler {
 // Represents the output of peeling a loop, which is basically the mapping
 // from the body of the loop to the corresponding nodes in the peeled
 // iteration.
-class PeeledIteration : public ZoneObject {
+class V8_EXPORT_PRIVATE PeeledIteration : public NON_EXPORTED_BASE(ZoneObject) {
  public:
   // Maps {node} to its corresponding copy in the peeled iteration, if
   // the node was part of the body of the loop. Returns {node} otherwise.
@@ -27,7 +29,7 @@ class PeeledIteration : public ZoneObject {
 class CommonOperatorBuilder;
 
 // Implements loop peeling.
-class LoopPeeler {
+class V8_EXPORT_PRIVATE LoopPeeler {
  public:
   static bool CanPeel(LoopTree* loop_tree, LoopTree::Loop* loop);
   static PeeledIteration* Peel(Graph* graph, CommonOperatorBuilder* common,