[Profiles, SyzyASAN] Remove incorrect use of profile_ on the IO thread.

BUG=290974

Review URL: https://codereview.chromium.org/49003003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233502 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/renderer_host/chrome_render_message_filter.cc

@@ -87,6 +87,7 @@ ChromeRenderMessageFilter::ChromeRenderMessageFilter(
     : render_process_id_(render_process_id),
       profile_(profile),
       off_the_record_(profile_->IsOffTheRecord()),
+      predictor_(profile_->GetNetworkPredictor()),
       request_context_(request_context),
       extension_info_map_(
           extensions::ExtensionSystem::Get(profile)->info_map()),
@@ -202,13 +203,13 @@ net::HostResolver* ChromeRenderMessageFilter::GetHostResolver() {
 
 void ChromeRenderMessageFilter::OnDnsPrefetch(
     const std::vector<std::string>& hostnames) {
-  if (profile_->GetNetworkPredictor())
-    profile_->GetNetworkPredictor()->DnsPrefetchList(hostnames);
+  if (predictor_)
+    predictor_->DnsPrefetchList(hostnames);
 }
 
 void ChromeRenderMessageFilter::OnPreconnect(const GURL& url) {
-  if (profile_->GetNetworkPredictor())
-    profile_->GetNetworkPredictor()->PreconnectUrl(
+  if (predictor_)
+    predictor_->PreconnectUrl(
         url, GURL(), chrome_browser_net::UrlInfo::MOUSE_OVER_MOTIVATED, 1);
 }
 

chrome/browser/renderer_host/chrome_render_message_filter.h

@@ -195,6 +195,9 @@ class ChromeRenderMessageFilter : public content::BrowserMessageFilter {
   Profile* profile_;
   // Copied from the profile so that it can be read on the IO thread.
   bool off_the_record_;
+  // The Predictor for the associated Profile. It is stored so that it can be
+  // used on the IO thread.
+  chrome_browser_net::Predictor* predictor_;
   scoped_refptr<net::URLRequestContextGetter> request_context_;
   scoped_refptr<ExtensionInfoMap> extension_info_map_;
   // Used to look up permissions at database creation time.