[Settings] code refactor - rename isSubscriptionCanBeDisplayed

canSubscriptionBeDisplayed is more readable.

Reasonale:
When cherry-picking ag/12886476 into Android R branch (ag/13209427), a comment from code reviewer suggested this change.
Since ag/12886476 has been merged for a while, another patch for it is perferred option when comparing with reverting that CL and resubmit it.

Bug: 175830728
Change-Id: Ie91eb82504fd7cff6671803a2bc2560139690952
Test: build pass
Merged-In: Ie91eb82504fd7cff6671803a2bc2560139690952
diff --git a/src/com/android/settings/network/SubscriptionsPreferenceController.java b/src/com/android/settings/network/SubscriptionsPreferenceController.java
index 82df4aa..9fe6566 100644
--- a/src/com/android/settings/network/SubscriptionsPreferenceController.java
+++ b/src/com/android/settings/network/SubscriptionsPreferenceController.java
@@ -170,7 +170,7 @@
             // Avoid from showing subscription(SIM)s which has been marked as hidden
             // For example, only one subscription will be shown when there're multiple
             // subscriptions with same group UUID.
-            if (!isSubscriptionCanBeDisplayed(mContext, subId)) {
+            if (!canSubscriptionBeDisplayed(mContext, subId)) {
                 continue;
             }
             activeSubIds.add(subId);
@@ -308,7 +308,7 @@
                 // For example, only one subscription will be shown when there're multiple
                 // subscriptions with same group UUID.
                 .filter(subInfo ->
-                        isSubscriptionCanBeDisplayed(mContext, subInfo.getSubscriptionId()))
+                        canSubscriptionBeDisplayed(mContext, subInfo.getSubscriptionId()))
                 .count() >= 2;
     }
 
@@ -349,7 +349,7 @@
     }
 
     @VisibleForTesting
-    boolean isSubscriptionCanBeDisplayed(Context context, int subId) {
+    boolean canSubscriptionBeDisplayed(Context context, int subId) {
         return (SubscriptionUtil.getAvailableSubscription(context,
                 ProxySubscriptionManager.getInstance(context), subId) != null);
     }
diff --git a/tests/robotests/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
index ea2212c..57b2e2f 100644
--- a/tests/robotests/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
@@ -122,7 +122,7 @@
         mController = spy(
                 new SubscriptionsPreferenceController(mContext, mLifecycle, mUpdateListener,
                         KEY, 5));
-        doReturn(true).when(mController).isSubscriptionCanBeDisplayed(any(), anyInt());
+        doReturn(true).when(mController).canSubscriptionBeDisplayed(any(), anyInt());
         doReturn(mSignalStrengthIcon).when(mController).getIcon(anyInt(), anyInt(), anyBoolean());
     }
 
@@ -458,7 +458,7 @@
 
     @Test
     public void displayPreference_subscriptionsWithSameGroupUUID_onlyOneWillBeSeen() {
-        doReturn(false).when(mController).isSubscriptionCanBeDisplayed(any(), eq(3));
+        doReturn(false).when(mController).canSubscriptionBeDisplayed(any(), eq(3));
         final List<SubscriptionInfo> subs = setupMockSubscriptions(3);
         SubscriptionUtil.setActiveSubscriptionsForTesting(subs.subList(0, 3));