Use SharedFunctionInfo rather than the JSFunction in the deoptimizer (first step).

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 c2fd970c67fe259e486ce5bd8bfa37b6ee2b8c00..37b37dc39bd5dd769897486d44b71c7192ab83d7 100644
--- a/src/x64/deoptimizer-x64.cc
+++ b/src/x64/deoptimizer-x64.cc
@@ -125,8 +125,7 @@ void Deoptimizer::CopyDoubleRegisters(FrameDescription* output_frame) {
   }
 }
 
-
-bool Deoptimizer::HasAlignmentPadding(JSFunction* function) {
+bool Deoptimizer::HasAlignmentPadding(SharedFunctionInfo* shared) {
   // There is no dynamic alignment padding on x64 in the input frame.
   return false;
 }