Make unittests work in component build

src/compiler/linkage.h

Index: src/compiler/linkage.h
diff --git a/src/compiler/linkage.h b/src/compiler/linkage.h
index 6f302bc534b392287b0e2bda4207e9723857d01d..0ecf64530ef966e4ff8a95365bb60a1c7c17ebc2 100644
--- a/src/compiler/linkage.h
+++ b/src/compiler/linkage.h
@@ -5,10 +5,12 @@
 #ifndef V8_COMPILER_LINKAGE_H_
 #define V8_COMPILER_LINKAGE_H_
 
+#include "src/base/compiler-specific.h"
 #include "src/base/flags.h"
 #include "src/compiler/frame.h"
 #include "src/compiler/operator.h"
 #include "src/frames.h"
+#include "src/globals.h"
 #include "src/machine-type.h"
 #include "src/runtime/runtime.h"
 #include "src/zone/zone.h"
@@ -161,7 +163,8 @@ typedef Signature<LinkageLocation> LocationSignature;
 
 // Describes a call to various parts of the compiler. Every call has the notion
 // of a "target", which is the first input to the call.
-class CallDescriptor final : public ZoneObject {
+class V8_EXPORT_PRIVATE CallDescriptor final
+    : public NON_EXPORTED_BASE(ZoneObject) {
  public:
   // Describes the kind of this call, which determines the target.
   enum Kind {
@@ -313,7 +316,8 @@ class CallDescriptor final : public ZoneObject {
 DEFINE_OPERATORS_FOR_FLAGS(CallDescriptor::Flags)
 
 std::ostream& operator<<(std::ostream& os, const CallDescriptor& d);
-std::ostream& operator<<(std::ostream& os, const CallDescriptor::Kind& k);
+V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
+                                           const CallDescriptor::Kind& k);
 
 // Defines the linkage for a compilation, including the calling conventions
 // for incoming parameters and return value(s) as well as the outgoing calling
@@ -329,7 +333,7 @@ std::ostream& operator<<(std::ostream& os, const CallDescriptor::Kind& k);
 // Call[JSFunction]       function,   rcvr,  arg 1, [...], new, #arg, context
 // Call[Runtime]          CEntryStub, arg 1, arg 2, [...], fun, #arg, context
 // Call[BytecodeDispatch] address,    arg 1, arg 2, [...]
-class Linkage : public ZoneObject {
+class V8_EXPORT_PRIVATE Linkage : public NON_EXPORTED_BASE(ZoneObject) {
  public:
   explicit Linkage(CallDescriptor* incoming) : incoming_(incoming) {}