[Interpreter] Move context chain search loop to handler

test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden

Index: test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden
diff --git a/test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden b/test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden
index 5f4b95b9cdddf50784d1b60dcc4f9bf0c2e0827b..5bda52ede021be01284501be337daecdaa1f77aa 100644
--- a/test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden
+++ b/test/cctest/interpreter/bytecode_expectations/OuterContextVariables.golden
@@ -19,15 +19,14 @@ snippet: "
   var f = new Outer().getInnerFunc();
   f();
 "
-frame size: 2
+frame size: 1
 parameter count: 1
-bytecode array length: 16
+bytecode array length: 14
 bytecodes: [
   /*   97 E> */ B(StackCheck),
-  /*  102 S> */ B(LdrContextSlot), R(context), U8(1), R(0),
-                B(LdrContextSlot), R(0), U8(4), R(1),
-  /*  120 E> */ B(LdaContextSlot), R(context), U8(4),
-                B(Mul), R(1), U8(1),
+  /*  102 S> */ B(LdrContextSlot), R(context), U8(4), U8(1), R(0),
+  /*  120 E> */ B(LdaContextSlot), R(context), U8(4), U8(0),
+                B(Mul), R(0), U8(1),
   /*  130 S> */ B(Return),
 ]
 constant pool: [
@@ -47,15 +46,13 @@ snippet: "
   var f = new Outer().getInnerFunc();
   f();
 "
-frame size: 2
+frame size: 0
 parameter count: 1
-bytecode array length: 16
+bytecode array length: 11
 bytecodes: [
   /*   97 E> */ B(StackCheck),
-  /*  102 S> */ B(LdrContextSlot), R(context), U8(4), R(0),
-  /*  111 E> */ B(LdrContextSlot), R(context), U8(1), R(1),
-                B(Ldar), R(0),
-                B(StaContextSlot), R(1), U8(4),
+  /*  102 S> */ B(LdaContextSlot), R(context), U8(4), U8(0),
+  /*  111 E> */ B(StaContextSlot), R(context), U8(4), U8(1),
                 B(LdaUndefined),
   /*  123 S> */ B(Return),
 ]