[ic] LoadGlobalIC caches PropertyCells in the feedback vector.

src/interface-descriptors.h

Index: src/interface-descriptors.h
diff --git a/src/interface-descriptors.h b/src/interface-descriptors.h
index 7ac27ad88b5e51a2660cc2f64386e7023236d920..986df2caf9877fd7d6c816b68fc3554a18897cc3 100644
--- a/src/interface-descriptors.h
+++ b/src/interface-descriptors.h
@@ -17,6 +17,7 @@ class PlatformInterfaceDescriptor;
   V(Void)                              \
   V(Load)                              \
   V(LoadGlobal)                        \
+  V(LoadGlobalWithVector)              \
   V(Store)                             \
   V(StoreTransition)                   \
   V(VectorStoreTransition)             \
@@ -80,7 +81,6 @@ class PlatformInterfaceDescriptor;
   V(ApiCallbackWith6Args)              \
   V(ApiCallbackWith7Args)              \
   V(ApiGetter)                         \
-  V(LoadGlobalViaContext)              \
   V(StoreGlobalViaContext)             \
   V(MathPowTagged)                     \
   V(MathPowInteger)                    \
@@ -296,6 +296,14 @@ class LoadGlobalDescriptor : public CallInterfaceDescriptor {
   DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(LoadGlobalDescriptor,
                                                CallInterfaceDescriptor)
 
+  enum ParameterIndices { kNameIndex, kSlotIndex };
+};
+
+class LoadGlobalWithVectorDescriptor : public CallInterfaceDescriptor {
+ public:
+  DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(LoadGlobalWithVectorDescriptor,
+                                               CallInterfaceDescriptor)
+
   enum ParameterIndices { kNameIndex, kSlotIndex, kVectorIndex };
 };
 
@@ -552,15 +560,6 @@ class RegExpConstructResultDescriptor : public CallInterfaceDescriptor {
 };
 
 
-class LoadGlobalViaContextDescriptor : public CallInterfaceDescriptor {
- public:
-  DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(LoadGlobalViaContextDescriptor,
-                                               CallInterfaceDescriptor)
-
-  static const Register SlotRegister();
-};
-
-
 class StoreGlobalViaContextDescriptor : public CallInterfaceDescriptor {
  public:
   DECLARE_DESCRIPTOR_WITH_CUSTOM_FUNCTION_TYPE(StoreGlobalViaContextDescriptor,