Refactor IntentUtil.getCallIntent variants to use builder

Use the builder pattern to create a Call intent to replace the
numerous variants of getCallIntent. This will facilitate the
addition of future extras to the created call intent.

Bug: 23164804

Change-Id: Ibab8473274de8e423f621ae6fbb9685eeb2a7cab
diff --git a/src/com/android/dialer/DialtactsActivity.java b/src/com/android/dialer/DialtactsActivity.java
index 786acab..a77fd8e 100644
--- a/src/com/android/dialer/DialtactsActivity.java
+++ b/src/com/android/dialer/DialtactsActivity.java
@@ -83,6 +83,7 @@
 import com.android.dialer.list.SpeedDialFragment;
 import com.android.dialer.settings.DialerSettingsActivity;
 import com.android.dialer.util.IntentUtil;
+import com.android.dialer.util.IntentUtil.CallIntentBuilder;
 import com.android.dialer.util.DialerUtils;
 import com.android.dialer.widget.ActionBarController;
 import com.android.dialer.widget.SearchEditTextLayout;
@@ -1262,9 +1263,11 @@
             // an error message.
             phoneNumber = "";
         }
-        Intent intent = isVideoCall ?
-                IntentUtil.getVideoCallIntent(phoneNumber, (String) null) :
-                IntentUtil.getCallIntent(phoneNumber, (String) null);
+
+        final Intent intent = new CallIntentBuilder(phoneNumber)
+                .setIsVideoCall(isVideoCall)
+                .build();
+
         DialerUtils.startActivityWithErrorToast(this, intent);
         mClearSearchOnPause = true;
     }