Remove WebUI NTP on Android.

chrome/browser/search/instant_service.cc

Index: chrome/browser/search/instant_service.cc
diff --git a/chrome/browser/search/instant_service.cc b/chrome/browser/search/instant_service.cc
index 808a7d07b7d5f30bc432503e4f0e37e97f514954..db35dd1dde93270be835ef9abac6cd8852c7a72a 100644
--- a/chrome/browser/search/instant_service.cc
+++ b/chrome/browser/search/instant_service.cc
@@ -109,9 +109,14 @@ InstantService::InstantService(Profile* profile)
   content::URLDataSource::Add(profile_, new ThemeSource(profile_));
 #endif  // defined(ENABLE_THEMES)
 
+  // TODO(aurimas) remove this #if once instant_service.cc is no longer compiled
+  // on Android.
+#if !defined(OS_ANDROID)
   content::URLDataSource::Add(profile_, new ThumbnailSource(profile_, false));
   content::URLDataSource::Add(profile_, new ThumbnailSource(profile_, true));
   content::URLDataSource::Add(profile_, new ThumbnailListSource(profile_));
+#endif  // !defined(OS_ANDROID)
+
   content::URLDataSource::Add(
       profile_, new FaviconSource(profile_, FaviconSource::FAVICON));
   content::URLDataSource::Add(profile_, new LocalNtpSource(profile_));