Remove more unused includes

src/compiler/build_tables/first_set.cpp

@@ -1,11 +1,8 @@
 #include "first_set.h"
 #include "rule_can_be_blank.h"
 #include "grammar.h"
-#include <vector>
 
 using std::set;
-using std::vector;
-using std::dynamic_pointer_cast;
 using namespace tree_sitter::rules;
 
 namespace tree_sitter {

src/compiler/build_tables/first_set.h

@@ -1,7 +1,6 @@
 #ifndef __tree_sitter__first_set__
 #define __tree_sitter__first_set__
 
-#include "item.h"
 #include "symbol.h"
 #include <set>
 

src/compiler/build_tables/follow_sets.cpp

@@ -6,7 +6,6 @@
 
 using std::map;
 using std::set;
-using std::dynamic_pointer_cast;
 using tree_sitter::rules::Symbol;
 
 namespace tree_sitter {

src/compiler/build_tables/item_set_closure.cpp

@@ -2,10 +2,6 @@
 #include "./follow_sets.h"
 #include "grammar.h"
 #include "item.h"
-#include <vector>
-
-using std::set;
-using std::vector;
 
 namespace tree_sitter {
     namespace build_tables {

src/compiler/build_tables/item_set_transitions.cpp

@@ -3,8 +3,6 @@
 #include "rule_transitions.h"
 #include "merge_transitions.h"
 
-using std::make_shared;
-using std::shared_ptr;
 using std::map;
 
 namespace tree_sitter {

src/compiler/build_tables/perform.cpp

@@ -7,7 +7,6 @@
 
 using std::pair;
 using std::string;
-using std::vector;
 using std::map;
 
 namespace tree_sitter {