NewTabPage: Remove impression/click ping plumbing for local NTP

chrome/renderer/searchbox/searchbox_extension.cc

 // Copyright 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/searchbox/searchbox_extension.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
@@ skipping 165 matching lines @@
     thumbs->Set(0,
                 GenerateThumbnailURL(isolate, render_view_id, restricted_id));
     obj->Set(v8::String::NewFromUtf8(isolate, "thumbnailUrls"), thumbs);
   }
 
   // If the suggestion already has a favicon, we populate the element with it.
   if (!mv_item.favicon.spec().empty()) {
     obj->Set(v8::String::NewFromUtf8(isolate, "faviconUrl"),
              UTF8ToV8String(isolate, mv_item.favicon.spec()));
   }
-  // If the suggestion has an impression url, we populate the element with it.
-  if (!mv_item.impression_url.spec().empty()) {
-    obj->Set(v8::String::NewFromUtf8(isolate, "impressionUrl"),
-             UTF8ToV8String(isolate, mv_item.impression_url.spec()));
-  }
-  // If the suggestion has a click url, we populate the element with it.
-  if (!mv_item.click_url.spec().empty()) {
-    obj->Set(v8::String::NewFromUtf8(isolate, "pingUrl"),
-             UTF8ToV8String(isolate, mv_item.click_url.spec()));
-  }
 
   if (IsIconNTPEnabled()) {
     // Update website http://www.chromium.org/embeddedsearch when we make this
     // permanent.
     // Large icon size is 48px * window.devicePixelRatio. This is easier to set
     // from JS, where IsIconNTPEnabled() is not available. So we add stubs
     // here, and let JS fill in details.
     obj->Set(v8::String::NewFromUtf8(isolate, "largeIconUrl"),
              v8::String::NewFromUtf8(isolate, "chrome-search://large-icon/"));
     obj->Set(v8::String::NewFromUtf8(isolate, "fallbackIconUrl"),
@@ skipping 908 matching lines @@
     ThrowInvalidParameters(args);
     return;
   }
 
   DVLOG(1) << render_view << " UndoMostVisitedDeletion";
   SearchBox::Get(render_view)
       ->UndoMostVisitedDeletion(args[0]->ToInteger()->Value());
 }
 
 }  // namespace extensions_v8