NoState Prefetch: nostate prefetch browser tests.

chrome/browser/prerender/prerender_manager.cc

Index: chrome/browser/prerender/prerender_manager.cc
diff --git a/chrome/browser/prerender/prerender_manager.cc b/chrome/browser/prerender/prerender_manager.cc
index e4dfb19c7cef312817c55b56b2e27c23a1debc43..a5ac0f736fca06f5babf10fa7ea06d650d94f8f0 100644
--- a/chrome/browser/prerender/prerender_manager.cc
+++ b/chrome/browser/prerender/prerender_manager.cc
@@ -147,9 +147,6 @@ struct PrerenderManager::NavigationRecord {
 PrerenderManager::PrerenderManager(Profile* profile)
     : profile_(profile),
       prerender_contents_factory_(PrerenderContents::CreateFactory()),
-      last_prerender_start_time_(
-          GetCurrentTimeTicks() -
-          base::TimeDelta::FromMilliseconds(kMinTimeBetweenPrerendersMs)),
       prerender_history_(new PrerenderHistory(kHistoryLength)),
       histograms_(new PrerenderHistograms()),
       profile_network_bytes_(0),
@@ -157,6 +154,10 @@ PrerenderManager::PrerenderManager(Profile* profile)
       weak_factory_(this) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
+  last_prerender_start_time_ =
+      GetCurrentTimeTicks() -
+      base::TimeDelta::FromMilliseconds(kMinTimeBetweenPrerendersMs);
+
   // Certain experiments override our default config_ values.
   switch (PrerenderManager::GetMode()) {
     case PrerenderManager::PRERENDER_MODE_EXPERIMENT_MULTI_PRERENDER_GROUP:
@@ -1071,13 +1072,23 @@ void PrerenderManager::DeleteOldEntries() {
 }
 
 base::Time PrerenderManager::GetCurrentTime() const {
+  if (time_override_) {
+    return time_override_->GetCurrentTime();
+  }
   return base::Time::Now();
 }
 
 base::TimeTicks PrerenderManager::GetCurrentTimeTicks() const {
+  if (time_override_) {
+    return time_override_->GetCurrentTimeTicks();
+  }
   return base::TimeTicks::Now();
 }
 
+void PrerenderManager::SetTimeOverride(std::unique_ptr<TimeOverride> override) {
+  time_override_.reset(override.release());

[pasko, 2016/10/05 12:35:24]

why not std::move?

[mattcary, 2016/10/10 11:54:43]

Sure, why not? Nothing like an R-value reference to make things more clear.

+}
+
 std::unique_ptr<PrerenderContents> PrerenderManager::CreatePrerenderContents(
     const GURL& url,
     const content::Referrer& referrer,