[Remote suggestions] Prioritize wifi for soft fetches.

chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java
index bd2fcefb860146f412713c3f80405c988f4f1af0..e69cd5945be63f4cf5cbe321d153150c8792025b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java
@@ -4,6 +4,9 @@
 
 package org.chromium.chrome.browser.ntp.snippets;
 
+import android.content.Context;
+import android.net.ConnectivityManager;
+
 import com.google.android.gms.gcm.GcmNetworkManager;
 import com.google.android.gms.gcm.PeriodicTask;
 import com.google.android.gms.gcm.Task;
@@ -165,6 +168,14 @@ public class SnippetsLauncher {
         return schedule(0, 0);
     }
 
+    @CalledByNative
+    public boolean isOnUnmeteredConnection() {
+        Context context = ContextUtils.getApplicationContext();
+        ConnectivityManager manager =
+                (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        return !manager.isActiveNetworkMetered();
+    }
+
     public static boolean shouldRescheduleTasksOnUpgrade() {
         // Reschedule the periodic tasks if they were enabled previously.
         return ContextUtils.getAppSharedPreferences().getBoolean(PREF_IS_SCHEDULED, false);