Introduce LanguageMode, drop StrictMode.

src/ic/ia32/ic-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/codegen.h"
 #include "src/ic/ic.h"
@@ skipping 594 matching lines @@
                                          ebx, edi, slow);
   mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, FAST_ELEMENTS);
   ElementsTransitionGenerator::GenerateDoubleToObject(masm, receiver, key,
                                                       value, ebx, mode, slow);
   __ mov(ebx, FieldOperand(receiver, JSObject::kElementsOffset));
   __ jmp(&finish_object_store);
 }
 
 
 void KeyedStoreIC::GenerateMegamorphic(MacroAssembler* masm,
-                                       StrictMode strict_mode) {
+                                       LanguageMode language_mode) {
   // Return address is on the stack.
   Label slow, fast_object, fast_object_grow;
   Label fast_double, fast_double_grow;
   Label array, extra, check_if_double_array, maybe_name_key, miss;
   Register receiver = StoreDescriptor::ReceiverRegister();
   Register key = StoreDescriptor::NameRegister();
   DCHECK(receiver.is(edx));
   DCHECK(key.is(ecx));
 
   // Check that the object isn't a smi.
@@ skipping 16 matching lines @@
   // Object case: Check key against length in the elements array.
   // Key is a smi.
   // edi: receiver map
   __ mov(ebx, FieldOperand(receiver, JSObject::kElementsOffset));
   // Check array bounds. Both the key and the length of FixedArray are smis.
   __ cmp(key, FieldOperand(ebx, FixedArray::kLengthOffset));
   __ j(below, &fast_object);
 
   // Slow case: call runtime.
   __ bind(&slow);
-  PropertyICCompiler::GenerateRuntimeSetProperty(masm, strict_mode);
+  PropertyICCompiler::GenerateRuntimeSetProperty(masm, language_mode);
   // Never returns to here.
 
   __ bind(&maybe_name_key);
   __ mov(ebx, FieldOperand(key, HeapObject::kMapOffset));
   __ movzx_b(ebx, FieldOperand(ebx, Map::kInstanceTypeOffset));
   __ JumpIfNotUniqueNameInstanceType(ebx, &slow);
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::STORE_IC));
   masm->isolate()->stub_cache()->GenerateProbe(
       masm, Code::STORE_IC, flags, false, receiver, key, ebx, no_reg);
@@ skipping 296 matching lines @@
   Condition cc =
       (check == ENABLE_INLINED_SMI_CHECK)
           ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero)
           : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry);
   *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc);
 }
 }
 }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32