Split part of about_handler into chrome/common to break the browser-renderer ...

chrome/renderer/about_handler.h

Index: chrome/renderer/about_handler.h
===================================================================
--- chrome/renderer/about_handler.h	(revision 50056)
+++ chrome/renderer/about_handler.h	(working copy)
@@ -20,10 +20,6 @@
   // true if the URL was handled.
   static bool MaybeHandle(const GURL& url);
 
-  // Returns true if the URL is one that this AboutHandler will handle when
-  // MaybeHandle is called.
-  static bool WillHandle(const GURL& url);
-
   // Induces a renderer crash.
   static void AboutCrash();
 
@@ -33,6 +29,9 @@
   // Induces a brief (20 second) hang to make sure hang monitors go away.
   static void AboutShortHang();
 
+  // Returns the size of |about_urls_handlers|. Used for testing only.
+  static size_t AboutURLHandlerSize();
+
  private:
   AboutHandler();
   ~AboutHandler();