Reduce the number of entrypoints to the compiler pipeline by one. Always require caller to provide …

test/cctest/compiler/codegen-tester.h

Index: test/cctest/compiler/codegen-tester.h
diff --git a/test/cctest/compiler/codegen-tester.h b/test/cctest/compiler/codegen-tester.h
index d8ecc02fc24ca1af9542be2e3c856578cf0efd51..41a19a15320bba6c5da9b60a4de2993e0da715c1 100644
--- a/test/cctest/compiler/codegen-tester.h
+++ b/test/cctest/compiler/codegen-tester.h
@@ -58,8 +58,9 @@ class RawMachineAssemblerTester : public HandleAndZoneScope,
       Schedule* schedule = this->Export();
       CallDescriptor* call_descriptor = this->call_descriptor();
       Graph* graph = this->graph();
-      code_ = Pipeline::GenerateCodeForTesting(this->isolate(), call_descriptor,
-                                               graph, schedule);
+      CompilationInfo info("testing", main_isolate(), main_zone());
+      code_ = Pipeline::GenerateCodeForTesting(&info, call_descriptor, graph,
+                                               schedule);
     }
     return this->code_.ToHandleChecked()->entry();
   }