Fix webview.executeScript API

chrome/renderer/extensions/user_script_scheduler.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/renderer/extensions/user_script_scheduler.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "chrome/renderer/chrome_render_process_observer.h"
@@ skipping 170 matching lines @@
     // We recheck access here in the renderer for extra safety against races
     // with navigation.
     //
     // But different frames can have different URLs, and the extension might
     // 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.
-    if (!params.is_web_view &&
-        !PermissionsData::CanExecuteScriptOnPage(extension,
-                                                 child_frame->document().url(),
-                                                 top_url,
-                                                 extension_helper->tab_id(),
-                                                 NULL,
-                                                 -1,
-                                                 NULL)) {
+
+    bool can_execute_script =
+        PermissionsData::CanExecuteScriptOnPage(extension,
+                                                child_frame->document().url(),
+                                                top_url,
+                                                extension_helper->tab_id(),
+                                                NULL,
+                                                -1,
+                                                NULL);
+    if ((!params.is_web_view && !can_execute_script) ||
+        (params.is_web_view &&
+         child_frame->document().url() != params.webview_src)) {
       if (child_frame->parent()) {
         continue;
       } else {
         error = ErrorUtils::FormatErrorMessage(
             manifest_errors::kCannotAccessPage,
             child_frame->document().url().spec());
         break;
       }
     }
 
@@ skipping 59 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