Reland of Android: support multiple displays on C++ side

blimp/client/app/android/blimp_library_loader.cc

Index: blimp/client/app/android/blimp_library_loader.cc
diff --git a/blimp/client/app/android/blimp_library_loader.cc b/blimp/client/app/android/blimp_library_loader.cc
index 6f1f80133ba81a559d992eb9feaa7817a68bd6a4..3d20b37b7076cf34cc67a01bc19baf0ae1e33959 100644
--- a/blimp/client/app/android/blimp_library_loader.cc
+++ b/blimp/client/app/android/blimp_library_loader.cc
@@ -18,6 +18,7 @@
 #include "jni/BlimpLibraryLoader_jni.h"
 #include "net/android/net_jni_registrar.h"
 #include "ui/android/ui_android_jni_registrar.h"
+#include "ui/display/android/jni_registrar.h"
 #include "ui/gl/gl_surface.h"
 
 namespace {
@@ -36,6 +37,9 @@ bool RegisterJni(JNIEnv* env) {
   if (!base::android::RegisterJni(env))
     return false;
 
+  if (!display::RegisterJni(env))
+    return false;
+
   if (!net::android::RegisterJni(env))
     return false;