[stubs] Cleanup usages of CSA::Select().

src/compiler/code-assembler.h

Index: src/compiler/code-assembler.h
diff --git a/src/compiler/code-assembler.h b/src/compiler/code-assembler.h
index c06dbb9dfc2b316527b9b5b3a5566ad885eded33..63934ec131bf7107c0e3e96ebe162d7d2d9880f0 100644
--- a/src/compiler/code-assembler.h
+++ b/src/compiler/code-assembler.h
@@ -252,9 +252,6 @@ class V8_EXPORT_PRIVATE CodeAssembler {
   void Switch(Node* index, Label* default_label, const int32_t* case_values,
               Label** case_labels, size_t case_count);
 
-  Node* Select(Node* condition, Node* true_value, Node* false_value,
-               MachineRepresentation rep = MachineRepresentation::kTagged);
-
   // Access to the frame pointer
   Node* LoadFramePointer();
   Node* LoadParentFramePointer();