Android: Simplify isTablet and InterfaceRegistrars

services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java

Index: services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java
diff --git a/services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java b/services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java
index bfbd08439cdd2757a4c4fb3cbb7c2efe834356de..f7f9e3ec684917b1302dfb787471771c0d9d0f43 100644
--- a/services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java
+++ b/services/device/nfc/android/java/src/org/chromium/device/nfc/NfcProviderImpl.java
@@ -4,8 +4,6 @@
 
 package org.chromium.device.nfc;
 
-import android.content.Context;
-
 import org.chromium.device.mojom.Nfc;
 import org.chromium.device.mojom.NfcProvider;
 import org.chromium.mojo.bindings.InterfaceRequest;
@@ -17,11 +15,9 @@ import org.chromium.services.service_manager.InterfaceFactory;
  */
 public class NfcProviderImpl implements NfcProvider {
     private static final String TAG = "NfcProviderImpl";
-    private Context mContext;
     private NfcDelegate mDelegate;
 
-    public NfcProviderImpl(Context context, NfcDelegate delegate) {
-        mContext = context;
+    public NfcProviderImpl(NfcDelegate delegate) {
         mDelegate = delegate;
     }
 
@@ -33,24 +29,22 @@ public class NfcProviderImpl implements NfcProvider {
 
     @Override
     public void getNfcForHost(int hostId, InterfaceRequest<Nfc> request) {
-        Nfc.MANAGER.bind(new NfcImpl(mContext, hostId, mDelegate), request);
+        Nfc.MANAGER.bind(new NfcImpl(hostId, mDelegate), request);
     }
 
     /**
      * A factory for implementations of the NfcProvider interface.
      */
     public static class Factory implements InterfaceFactory<NfcProvider> {
-        private Context mContext;
         private NfcDelegate mDelegate;
 
-        public Factory(Context context, NfcDelegate delegate) {
-            mContext = context;
+        public Factory(NfcDelegate delegate) {
             mDelegate = delegate;
         }
 
         @Override
         public NfcProvider createImpl() {
-            return new NfcProviderImpl(mContext, mDelegate);
+            return new NfcProviderImpl(mDelegate);
         }
     }
 }