Cleanup deoptimizer relocation slot preparation.

src/x64/deoptimizer-x64.cc

Index: src/x64/deoptimizer-x64.cc
diff --git a/src/x64/deoptimizer-x64.cc b/src/x64/deoptimizer-x64.cc
index 16b0cdcd1ba434abcdcc7d70302179cbbe97f616..54fe9b0cfeeb2466597828d55f316fa220b88c51 100644
--- a/src/x64/deoptimizer-x64.cc
+++ b/src/x64/deoptimizer-x64.cc
@@ -23,6 +23,12 @@ int Deoptimizer::patch_size() {
 }
 
 
+void Deoptimizer::EnsureRelocSpaceForLazyDeoptimization(Handle<Code> code) {
+  // Empty because there is no need for relocation information for the code
+  // patching in Deoptimizer::PatchCodeForDeoptimization below.
+}
+
+
 void Deoptimizer::PatchCodeForDeoptimization(Isolate* isolate, Code* code) {
   // Invalidate the relocation information, as it will become invalid by the
   // code patching below, and is not needed any more.