Misc. cleanup, primarily removing unused locals.

content/test/plugin/plugin_get_javascript_url_test.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 "content/test/plugin/plugin_get_javascript_url_test.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 
 // url for "self".
@@ skipping 71 matching lines @@
     return;
   }
 
   std::string script = "javascript:window.location";
   NPString script_string;
   script_string.UTF8Characters = script.c_str();
   script_string.UTF8Length = static_cast<unsigned int>(script.length());
   NPVariant result_var;
 
   this_instance->npn_evaluate_context_ = true;
-  NPError result = this_instance->HostFunctions()->evaluate(
+  this_instance->HostFunctions()->evaluate(
       this_instance->id(), window_obj, &script_string, &result_var);
   this_instance->npn_evaluate_context_ = false;
 }
 #endif
 
 NPError ExecuteGetJavascriptUrlTest::NewStream(NPMIMEType type,
                                                NPStream* stream,
                                                NPBool seekable,
                                                uint16* stype) {
   if (stream == NULL) {
@@ skipping 108 matching lines @@
         SetError("Failed to obtain window location.");
       SignalTestCompleted();
       break;
     default:
       SetError("Unexpected NewStream callback");
       break;
   }
 }
 
 } // namespace NPAPIClient