Remove redundant checks in and around GenerateDictionaryLoad....

src/ic.h

Index: src/ic.h
===================================================================
--- src/ic.h	(revision 4914)
+++ src/ic.h	(working copy)
@@ -33,11 +33,7 @@
 namespace v8 {
 namespace internal {
 
-// Flag indicating whether an IC stub needs to check that a backing
-// store is in dictionary case.
-enum DictionaryCheck { CHECK_DICTIONARY, DICTIONARY_CHECK_DONE };
 
-
 // IC_UTIL_LIST defines all utility functions called from generated
 // inline caching code. The argument for the macro, ICU, is the function name.
 #define IC_UTIL_LIST(ICU)                             \