Convert Pass()→std::move() in //chrome

chrome/browser/search/iframe_source_unittest.cc

 // Copyright 2013 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/browser/search/iframe_source.h"
 
 #include "base/bind.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 95 matching lines @@
           &resource_context_,
           render_process_id,
           render_frame_id,
           MSG_ROUTING_NONE,
           false,   // is_main_frame
           false,   // parent_is_main_frame
           true,    // allow_download
           false,   // is_async
           false);  // is_using_lofi
     }
-    return request.Pass();
+    return request;
   }
 
   void SendResource(int resource_id) {
     source()->SendResource(resource_id, callback_);
   }
 
   void SendJSWithOrigin(
       int resource_id,
       int render_process_id,
       int render_frame_id) {
@@ skipping 66 matching lines @@
 }
 
 TEST_F(IframeSourceTest, SendJSWithOrigin) {
   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInstantRendererPID, 0);
   EXPECT_FALSE(response_string().empty());
   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kNonInstantRendererPID, 0);
   EXPECT_FALSE(response_string().empty());
   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInvalidRendererPID, 0);
   EXPECT_TRUE(response_string().empty());
 }