Reland: Web MIDI: split build rules for media/midi

content/app/android/library_loader_hooks.cc

Index: content/app/android/library_loader_hooks.cc
diff --git a/content/app/android/library_loader_hooks.cc b/content/app/android/library_loader_hooks.cc
index 930da5e88ab09e466a91b499a22b42bfe16a8678..1b1930341a08899b8d9b1defe007ef7b51350211 100644
--- a/content/app/android/library_loader_hooks.cc
+++ b/content/app/android/library_loader_hooks.cc
@@ -24,6 +24,7 @@
 #include "content/public/common/result_codes.h"
 #include "device/vibration/android/vibration_jni_registrar.h"
 #include "media/base/android/media_jni_registrar.h"
+#include "media/midi/midi_jni_registrar.h"
 #include "net/android/net_jni_registrar.h"
 #include "ui/android/ui_android_jni_registrar.h"
 #include "ui/base/android/ui_base_jni_registrar.h"
@@ -70,6 +71,9 @@ bool EnsureJniRegistered(JNIEnv* env) {
     if (!media::RegisterJni(env))
       return false;
 
+    if (!media::midi::RegisterJni(env))
+      return false;
+
     if (!ui::RegisterUIAndroidJni(env))
       return false;