[turbofan] Deprecate CompilationInfo::has_scope predicate.

src/crankshaft/arm64/lithium-codegen-arm64.cc

Index: src/crankshaft/arm64/lithium-codegen-arm64.cc
diff --git a/src/crankshaft/arm64/lithium-codegen-arm64.cc b/src/crankshaft/arm64/lithium-codegen-arm64.cc
index eefa9e08336ea8392f88103a9177fae55f22f5fc..037a47c57e38da712801e4a1d4a7f3aeb2fd0173 100644
--- a/src/crankshaft/arm64/lithium-codegen-arm64.cc
+++ b/src/crankshaft/arm64/lithium-codegen-arm64.cc
@@ -599,7 +599,7 @@ void LCodeGen::DoPrologue(LPrologue* instr) {
   Comment(";;; Prologue begin");
 
   // Allocate a local context if needed.
-  if (info()->num_heap_slots() > 0) {
+  if (info()->scope()->num_heap_slots() > 0) {
     Comment(";;; Allocate local context");
     bool need_write_barrier = true;
     // Argument to NewContext is the function, which is in x1.