PPC: [builtins] Migrate Number constructor similar to String constructor.

src/ppc/macro-assembler-ppc.h

Index: src/ppc/macro-assembler-ppc.h
diff --git a/src/ppc/macro-assembler-ppc.h b/src/ppc/macro-assembler-ppc.h
index 59ea5dceeb17b3474af326b5a0a3c5b4f1367ef0..78de89aa5c64b1d87d1728e53d4663e7bd1e1f37 100644
--- a/src/ppc/macro-assembler-ppc.h
+++ b/src/ppc/macro-assembler-ppc.h
@@ -690,6 +690,12 @@ class MacroAssembler : public Assembler {
                                    Register heap_number_map,
                                    Label* gc_required);
 
+  // Allocate and initialize a JSValue wrapper with the specified {constructor}
+  // and {value}.
+  void AllocateJSValue(Register result, Register constructor, Register value,
+                       Register scratch1, Register scratch2,
+                       Label* gc_required);
+
   // Copies a number of bytes from src to dst. All registers are clobbered. On
   // exit src and dst will point to the place just after where the last byte was
   // read or written and length will be zero.