Don't add invalid URLs to MalwareDetails resources_ map.

chrome/browser/safe_browsing/malware_details.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.
 //
 // Implementation of the MalwareDetails class.
 
 #include "chrome/browser/safe_browsing/malware_details.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
@@ skipping 111 matching lines @@
   new_resource->set_url(url.spec());
   new_resource->set_id(id);
   resources_[url.spec()] = new_resource;
   return new_resource.get();
 }
 
 void MalwareDetails::AddUrl(const GURL& url,
                             const GURL& parent,
                             const std::string& tagname,
                             const std::vector<GURL>* children) {
-  if (!IsPublicUrl(url))
+  if (!url.is_valid() || !IsPublicUrl(url))
     return;
 
   // Find (or create) the resource for the url.
   ClientMalwareReportRequest::Resource* url_resource =
       FindOrCreateResource(url);
   if (!tagname.empty()) {
     url_resource->set_tag_name(tagname);
   }
   if (!parent.is_empty() && IsPublicUrl(parent)) {
     // Add the resource for the parent.
@@ skipping 162 matching lines @@
 
   // Send the report, using the SafeBrowsingService.
   std::string serialized;
   if (!report_->SerializeToString(&serialized)) {
     DLOG(ERROR) << "Unable to serialize the malware report.";
     return;
   }
 
   ui_manager_->SendSerializedMalwareDetails(serialized);
 }