Update showCallScreen to use Telecomm (1/6)

- Add API methods to InCallService and ITelecommService.
- Remove old methods from ITelephony.
- Route the TelephonyManager methods through ITelecommService instead of
  ITelephony.
- Update Lock screen to use TelephonyManager instead of ITelephony.

Bug: 15008165
Change-Id: Ib674e2e48efaa1cc97d1513dc2c2b27fdb343657

2 files changed, 6 insertions, 26 deletions

diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 4aed1fe..525441d 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -1980,9 +1980,10 @@ public class TelephonyManager {
     @PrivateApi
     public boolean showCallScreen() {
         try {
-            return getITelephony().showCallScreen();
+            getTelecommService().showCallScreen(false);
+            return true;
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling ITelephony#showCallScreen", e);
+            Log.e(TAG, "Error calling ITelecommService#showCallScreen", e);
         }
         return false;
     }
@@ -1991,9 +1992,10 @@ public class TelephonyManager {
     @PrivateApi
     public boolean showCallScreenWithDialpad(boolean showDialpad) {
         try {
-            return getITelephony().showCallScreenWithDialpad(showDialpad);
+            getTelecommService().showCallScreen(showDialpad);
+            return true;
         } catch (RemoteException e) {
-            Log.e(TAG, "Error calling ITelephony#showCallScreenWithDialpad", e);
+            Log.e(TAG, "Error calling ITelecommService#showCallScreen(" + showDialpad + ")", e);
         }
         return false;
     }
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 6d7f158..acaa8de 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -49,28 +49,6 @@ interface ITelephony {
     void call(String callingPackage, String number);
 
     /**
-     * If there is currently a call in progress, show the call screen.
-     * The DTMF dialpad may or may not be visible initially, depending on
-     * whether it was up when the user last exited the InCallScreen.
-     *
-     * @return true if the call screen was shown.
-     */
-    boolean showCallScreen();
-
-    /**
-     * Variation of showCallScreen() that also specifies whether the
-     * DTMF dialpad should be initially visible when the InCallScreen
-     * comes up.
-     *
-     * @param showDialpad if true, make the dialpad visible initially,
-     *                    otherwise hide the dialpad initially.
-     * @return true if the call screen was shown.
-     *
-     * @see showCallScreen
-     */
-    boolean showCallScreenWithDialpad(boolean showDialpad);
-
-    /**
      * End call if there is a call in progress, otherwise does nothing.
      *
      * @return whether it hung up