VM: [Kernel] Implement CatchBlockEntryInstr::should_restore_closure_context on all platforms.

runtime/vm/intermediate_language_arm.cc

Index: runtime/vm/intermediate_language_arm.cc
diff --git a/runtime/vm/intermediate_language_arm.cc b/runtime/vm/intermediate_language_arm.cc
index 791a6f919af59548cd6968f427a49e16eed563ae..c9a940a7e5a7545a501f710497e1321aac2b2f20 100644
--- a/runtime/vm/intermediate_language_arm.cc
+++ b/runtime/vm/intermediate_language_arm.cc
@@ -2907,8 +2907,8 @@ void CatchBlockEntryInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
 
     LocalVariable* closure_parameter = scope->VariableAt(0);
     ASSERT(!closure_parameter->is_captured());
-    __ ldr(CTX, Address(FP, closure_parameter->index() * kWordSize));
-    __ ldr(CTX, FieldAddress(CTX, Closure::context_offset()));
+    __ LoadFromOffset(kWord, CTX, FP, closure_parameter->index() * kWordSize);
+    __ LoadFieldFromOffset(kWord, CTX, CTX, Closure::context_offset());
 
     const intptr_t context_index =
         parsed_function.current_context_var()->index();