Remove unused includes from scanner.h.

This file should also be renamed to something else, as after many refactors,
there isn't any Scanner class in there, just four CharacterStream classes.

R=lrn@chromium.org
Signed-off-by: Thiago Farina <tfarina@chromium.org>

Review URL: http://codereview.chromium.org/7835019

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9124 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/parser.cc

@@ -30,6 +30,7 @@
 #include "api.h"
 #include "ast-inl.h"
 #include "bootstrapper.h"
+#include "char-predicates-inl.h"
 #include "codegen.h"
 #include "compiler.h"
 #include "func-name-inferrer.h"

src/scanner.h

@@ -28,8 +28,6 @@
 #ifndef V8_SCANNER_H_
 #define V8_SCANNER_H_
 
-#include "token.h"
-#include "char-predicates-inl.h"
 #include "scanner-base.h"
 
 namespace v8 {

test/cctest/test-regexp.cc

@@ -30,14 +30,15 @@
 
 #include "v8.h"
 
-#include "string-stream.h"
-#include "cctest.h"
-#include "zone-inl.h"
-#include "parser.h"
 #include "ast.h"
+#include "char-predicates-inl.h"
+#include "cctest.h"
 #include "jsregexp.h"
+#include "parser.h"
 #include "regexp-macro-assembler.h"
 #include "regexp-macro-assembler-irregexp.h"
+#include "string-stream.h"
+#include "zone-inl.h"
 #ifdef V8_INTERPRETED_REGEXP
 #include "interpreter-irregexp.h"
 #else  // V8_INTERPRETED_REGEXP