Rollback of r11118, r11109 in trunk branch.

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 3fa21f9453c1742cdfa0b06dfb4d1462c53680c5..4ecce96d0f230598b88dcb94d024bb52ad54fc61 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -174,8 +174,7 @@ class LCodeGen;
   V(CheckMapValue)                              \
   V(LoadFieldByIndex)                           \
   V(DateField)                                  \
-  V(WrapReceiver)                               \
-  V(Pop)
+  V(WrapReceiver)
 
 
 #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic)              \
@@ -526,15 +525,9 @@ class LArgumentsLength: public LTemplateInstruction<1, 1, 0> {
 
 class LArgumentsElements: public LTemplateInstruction<1, 0, 0> {
  public:
-  explicit LArgumentsElements(bool from_inlined)
-      : from_inlined_(from_inlined) { }
-
-  bool from_inlined() const { return from_inlined_; }
+  LArgumentsElements() { }
 
   DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements")
-
- private:
-  bool from_inlined_;
 };
 
 
@@ -1408,19 +1401,6 @@ class LPushArgument: public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LPop: public LTemplateInstruction<0, 0, 0> {
- public:
-  explicit LPop(int count) : count_(count) { }
-
-  int count() const { return count_; }
-
-  DECLARE_CONCRETE_INSTRUCTION(Pop, "pop")
-
- private:
-  int count_;
-};
-
-
 class LThisFunction: public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")