Make unittests work in component build

src/compiler/pipeline.h

Index: src/compiler/pipeline.h
diff --git a/src/compiler/pipeline.h b/src/compiler/pipeline.h
index 64befbfe064ceb078a376b59f3af7b8b7bc6a027..0c0a57b28605a53b39c11a45c43395d15da2191e 100644
--- a/src/compiler/pipeline.h
+++ b/src/compiler/pipeline.h
@@ -7,6 +7,7 @@
 
 // Clients of this interface shouldn't depend on lots of compiler internals.
 // Do not include anything from src/compiler here!
+#include "src/globals.h"
 #include "src/objects.h"
 
 namespace v8 {
@@ -53,9 +54,9 @@ class Pipeline : public AllStatic {
                                              Schedule* schedule = nullptr);
 
   // Run just the register allocator phases.
-  static bool AllocateRegistersForTesting(const RegisterConfiguration* config,
-                                          InstructionSequence* sequence,
-                                          bool run_verifier);
+  V8_EXPORT_PRIVATE static bool AllocateRegistersForTesting(
+      const RegisterConfiguration* config, InstructionSequence* sequence,
+      bool run_verifier);
 
   // Run the pipeline on a machine graph and generate code. If {schedule} is
   // {nullptr}, then compute a new schedule for code generation.