Revert "Use HCurrentMethod in HInvokeStaticOrDirect."

Fails on baseline/x86.

This reverts commit 38207af82afb6f99c687f64b15601ed20d82220a.

Change-Id: Ib71018367eb7c6046965494a7e996c22af3de403
diff --git a/compiler/optimizing/code_generator_x86.h b/compiler/optimizing/code_generator_x86.h
index b8553d2..61827a4 100644
--- a/compiler/optimizing/code_generator_x86.h
+++ b/compiler/optimizing/code_generator_x86.h
@@ -263,7 +263,7 @@
   void Move64(Location destination, Location source);
 
   // Generate a call to a static or direct method.
-  void GenerateStaticOrDirectCall(HInvokeStaticOrDirect* invoke, Location temp);
+  void GenerateStaticOrDirectCall(HInvokeStaticOrDirect* invoke, Register temp);
 
   // Emit a write barrier.
   void MarkGCCard(Register temp,