Separate PermissionsData::CanExecuteScriptOnPage into two functions

extensions/renderer/user_script_scheduler.cc

 // Copyright 2014 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 "extensions/renderer/user_script_scheduler.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "content/public/renderer/render_view.h"
@@ skipping 174 matching lines @@
     // only have access to a subset of them. For the top frame, we can
     // immediately send an error and stop because the browser process
     // considers that an error too.
     //
     // For child frames, we just skip ones the extension doesn't have access
     // to and carry on.
 
     GURL document_url = ScriptContext::GetEffectiveDocumentURL(
         child_frame, child_frame->document().url(), params.match_about_blank);
     bool can_execute_script =
-        extension->permissions_data()->CanExecuteScriptOnPage(
-            extension,
-            document_url,
-            top_url,
-            extension_helper->tab_id(),
-            NULL,
-            -1,
-            NULL);
+        extension->permissions_data()->CanAccessPage(extension,
+                                                     document_url,
+                                                     top_url,
+                                                     extension_helper->tab_id(),
+                                                     -1,     // no process ID.
+                                                     NULL);  // ignore error.
     if ((!params.is_web_view && !can_execute_script) ||
         (params.is_web_view && document_url != params.webview_src)) {
       if (child_frame->parent()) {
         continue;
       } else {
         error = ErrorUtils::FormatErrorMessage(
             manifest_errors::kCannotAccessPage, document_url.spec());
         break;
       }
     }
@@ skipping 61 matching lines @@
 
   for (WebFrame* child_frame = parent_frame->firstChild(); child_frame;
        child_frame = child_frame->nextSibling()) {
     frames_vector->push_back(child_frame);
     GetAllChildFrames(child_frame, frames_vector);
   }
   return true;
 }
 
 }  // namespace extensions