Coverity: Check a return value.

chrome/browser/search_engines/template_url_prepopulate_data.cc

 // Copyright (c) 2011 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_engines/template_url_prepopulate_data.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <locale.h>
 #endif
 
@@ skipping 3410 matching lines @@
   std::string favicon_url;
   std::string encoding;
   int search_engine_type;
   int logo_id;
   int id;
 
   size_t num_engines = list->GetSize();
   for (size_t i = 0; i != num_engines; ++i) {
     Value* val;
     DictionaryValue* engine;
-    list->GetDictionary(i, &engine);
-    if (engine->Get("name", &val) && val->GetAsString(&name) &&
+    if (list->GetDictionary(i, &engine) &&
+        engine->Get("name", &val) && val->GetAsString(&name) &&
         engine->Get("keyword", &val) && val->GetAsString(&keyword) &&
         engine->Get("search_url", &val) && val->GetAsString(&search_url) &&
         engine->Get("suggest_url", &val) && val->GetAsString(&suggest_url) &&
         engine->Get("instant_url", &val) && val->GetAsString(&instant_url) &&
         engine->Get("favicon_url", &val) && val->GetAsString(&favicon_url) &&
         engine->Get("encoding", &val) && val->GetAsString(&encoding) &&
         engine->Get("search_engine_type", &val) && val->GetAsInteger(
             &search_engine_type) &&
         engine->Get("logo_id", &val) && val->GetAsInteger(&logo_id) &&
         engine->Get("id", &val) && val->GetAsInteger(&id)) {
@@ skipping 129 matching lines @@
   for (size_t i = 0; i < arraysize(kAllEngines); ++i) {
     std::string url_utf8_string(ToUTF8(kAllEngines[i]->search_url));
     GURL url(url_utf8_string);
     if (origin_to_find == url.GetOrigin())
       return kAllEngines[i]->logo_id;
   }
   return kNoSearchEngineLogo;
 }
 
 }  // namespace TemplateURLPrepopulateData