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

src/ppc/deoptimizer-ppc.cc

Index: src/ppc/deoptimizer-ppc.cc
diff --git a/src/ppc/deoptimizer-ppc.cc b/src/ppc/deoptimizer-ppc.cc
index 4232342b930cd80701ba2bd00f3b3bf5333bfcef..694fe8af028fe44d402ab689d423d56d1a4c1f04 100644
--- a/src/ppc/deoptimizer-ppc.cc
+++ b/src/ppc/deoptimizer-ppc.cc
@@ -131,8 +131,7 @@ void Deoptimizer::CopyDoubleRegisters(FrameDescription* output_frame) {
   }
 }
 
-
-bool Deoptimizer::HasAlignmentPadding(JSFunction* function) {
+bool Deoptimizer::HasAlignmentPadding(SharedFunctionInfo* shared) {
   // There is no dynamic alignment padding on PPC in the input frame.
   return false;
 }