X87: Revert of Revert of [strong] Implement strong mode restrictions on property access.

port 41405c04 (r29122).

   fix spelling error in r29122.

BUG=

Review URL: https://codereview.chromium.org/1197593002

Cr-Commit-Position: refs/heads/master@{#29133}

src/ic/x87/ic-x87.cc

@@ -218,7 +218,7 @@ static void GenerateFastArrayLoad(MacroAssembler* masm, Register receiver,
   __ bind(&absent);
   if (is_strong(language_mode)) {
     // Strong mode accesses must throw in this case, so call the runtime.
-    __jmp(slow);
+    __ jmp(slow);
   } else {
     __ mov(result, masm->isolate()->factory()->undefined_value());
     __ jmp(&done);

src/x87/lithium-codegen-x87.cc

@@ -3468,10 +3468,9 @@ void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
     EmitVectorLoadICRegisters<LLoadKeyedGeneric>(instr);
   }
 
-  Handle<Code> ic = Handle<Code> ic =
-      CodeFactory::KeyedLoadICInOptimizedCode(
-          isolate(), instr->hydrogen()->language_mode(),
-          instr->hydrogen()->initialization_state()).code();
+  Handle<Code> ic = CodeFactory::KeyedLoadICInOptimizedCode(
+                        isolate(), instr->hydrogen()->language_mode(),
+                        instr->hydrogen()->initialization_state()).code();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }