Move extension_error_utils.* and url_pattern_set.* into

chrome/common/extensions/extension_set.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/extensions/extension_set.h"
 
 #include "base/logging.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
@@ skipping 95 matching lines @@
   for (ExtensionMap::const_iterator iter = extensions_.begin();
        iter != extensions_.end(); ++iter) {
     if (iter->second->web_extent().MatchesURL(info.url()))
       return iter->second.get();
   }
 
   return NULL;
 }
 
 const Extension* ExtensionSet::GetHostedAppByOverlappingWebExtent(
-    const URLPatternSet& extent) const {
+    const extensions::URLPatternSet& extent) const {
   for (ExtensionMap::const_iterator iter = extensions_.begin();
        iter != extensions_.end(); ++iter) {
     if (iter->second->web_extent().OverlapsWith(extent))
       return iter->second.get();
   }
 
   return NULL;
 }
 
 bool ExtensionSet::InSameExtent(const GURL& old_url,
@@ skipping 33 matching lines @@
     return true;
 
   if (info.url().SchemeIs(extensions::kExtensionScheme)) {
     const Extension* extension = GetByID(info.url().host());
     if (extension) {
       return extension->IsSandboxedPage(info.url().path());
     }
   }
   return false;
 }