Revert "TransitionArray::Search() now returns insertion index if the entry was not found."

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 8dd3fc35d076aa5bd6c9f5cb73ac8da158dfb98c..64ce5f4243769feafa14ce8a5a59cb29233c737f 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -3151,9 +3151,12 @@ class DescriptorArray: public FixedArray {
 
 enum SearchMode { ALL_ENTRIES, VALID_ENTRIES };
 
-template <SearchMode search_mode, typename T>
-inline int Search(T* array, Name* name, int valid_entries = 0,
-                  int* out_insertion_index = NULL);
+template<SearchMode search_mode, typename T>
+inline int LinearSearch(T* array, Name* name, int len, int valid_entries);
+
+
+template<SearchMode search_mode, typename T>
+inline int Search(T* array, Name* name, int valid_entries = 0);
 
 
 // HashTable is a subclass of FixedArray that implements a hash table