Enable PrerenderTests on Android.

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 9380c80747e20c497339a506a2c3525afdbf182e..50b368865d057a9879722831a2cb21b18fa8cb06 100644
--- a/chrome/browser/prerender/prerender_manager.cc
+++ b/chrome/browser/prerender/prerender_manager.cc
@@ -43,7 +43,6 @@
 #include "chrome/common/prerender_types.h"
 #include "components/content_settings/core/common/pref_names.h"
 #include "components/prefs/pref_service.h"
-#include "components/search/search.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/devtools_agent_host.h"
 #include "content/public/browser/navigation_controller.h"
@@ -276,7 +275,6 @@ std::unique_ptr<PrerenderHandle> PrerenderManager::AddPrerenderForInstant(
     const GURL& url,
     content::SessionStorageNamespace* session_storage_namespace,
     const gfx::Size& size) {
-  DCHECK(search::ShouldPrefetchSearchResults());
   return AddPrerender(ORIGIN_INSTANT, url, content::Referrer(), size,

[mmenke, 2016/08/01 21:13:09]

I could alternatively add kPrefetchSearchResults to the command line.  Depending
on components/search here seems a little weird, though.  Doesn't really seem
like this code should know about the component.

[pasko, 2016/08/02 09:23:47]

Acknowledged.

                       session_storage_namespace);
 }