drawable: convert png to xml files

For black or white icons, this commit converts png to xml files (created from
svg pictures). With a xml files, it is not necessary to have a file for each
size or resolution.

Change-Id: I51f5a4499f0c7640369ddc5aa6b88ac019920ffa
Tuleap: #1165

ring-android/app/src/main/java/cx/ring/adapters/ConversationAdapter.java

@@ -213,9 +213,9 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationViewHo
         convViewHolder.mPhoto.setScaleY(1);
         if (convElement.call.isMissed()) {
             if (convElement.call.isIncoming()) {
-                pictureResID = R.drawable.ic_call_missed_black_24dp;
+                pictureResID = R.drawable.ic_call_missed_black;
             } else {
-                pictureResID = R.drawable.ic_call_missed_outgoing_black_24dp;
+                pictureResID = R.drawable.ic_call_missed_outgoing_black;
                 // Flip the photo upside down to show a "missed outgoing call"
                 convViewHolder.mPhoto.setScaleY(-1);
             }
@@ -224,8 +224,8 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationViewHo
                     mContext.getString(R.string.notif_missed_outgoing_call, callNumber);
         } else {
             pictureResID = (convElement.call.isIncoming()) ?
-                    R.drawable.ic_call_received_black_24dp :
-                    R.drawable.ic_call_made_black_24dp;
+                    R.drawable.ic_call_received_black :
+                    R.drawable.ic_call_made_black;
             histTxt = convElement.call.isIncoming() ?
                     mContext.getString(R.string.notif_incoming_call_title, callNumber) :
                     mContext.getString(R.string.notif_outgoing_call_title, callNumber);

ring-android/app/src/main/java/cx/ring/adapters/NumberAdapter.java

@@ -85,7 +85,7 @@ public class NumberAdapter extends BaseAdapter {
         CallContact.Phone number = mNumbers.get(position);
         ImageView numberIcon = (ImageView) convertView.findViewById(R.id.number_icon);
         numberIcon.setImageResource(number.getNumber().isRingId() ?
-                R.drawable.ring_logo_24dp : R.drawable.ic_dialer_sip_black_24dp);
+                R.drawable.ring_logo_24dp : R.drawable.ic_dialer_sip_black);
 
         if (longView) {
             TextView numberTxt = (TextView) convertView.findViewById(R.id.number_txt);

ring-android/app/src/main/java/cx/ring/client/HomeActivity.java

@@ -314,7 +314,7 @@ public class HomeActivity extends AppCompatActivity implements LocalService.Call
                                 AlertDialog.Builder builder = new AlertDialog.Builder(this)
                                         .setTitle(R.string.start_error_title)
                                         .setMessage(R.string.start_error_mic_required)
-                                        .setIcon(R.drawable.ic_mic_black_48dp)
+                                        .setIcon(R.drawable.ic_mic_black)
                                         .setCancelable(false)
                                         .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
                                             @Override

ring-android/app/src/main/java/cx/ring/fragments/AccountsManagementFragment.java

@@ -146,7 +146,7 @@ public class AccountsManagementFragment extends Fragment implements HomeActivity
         refresh();
         ((HomeActivity) getActivity()).setToolbarState(true, R.string.menu_item_accounts);
         FloatingActionButton btn = ((HomeActivity) getActivity()).getActionButton();
-        btn.setImageResource(R.drawable.ic_add_white_24dp);
+        btn.setImageResource(R.drawable.ic_add_white);
         btn.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
@@ -287,7 +287,7 @@ public class AccountsManagementFragment extends Fragment implements HomeActivity
                     entryView.errorIndicator.setColorFilter(Color.RED);
                     entryView.errorIndicator.setVisibility(View.VISIBLE);
                 } else if (item.isInError()) {
-                    entryView.errorIndicator.setImageResource(R.drawable.ic_error_white_24dp);
+                    entryView.errorIndicator.setImageResource(R.drawable.ic_error_white);
                     entryView.errorIndicator.setColorFilter(Color.RED);
                     entryView.errorIndicator.setVisibility(View.VISIBLE);
                     entryView.loadingIndicator.setVisibility(View.GONE);

ring-android/app/src/main/java/cx/ring/fragments/CallFragment.java

@@ -452,7 +452,7 @@ public class CallFragment extends Fragment implements CallInterface, ContactDeta
                 } catch (RemoteException e) {
                     e.printStackTrace();
                 }
-                item.setIcon(lastVideoSource ? R.drawable.ic_camera_front_white_24dp : R.drawable.ic_camera_rear_white_24dp);
+                item.setIcon(lastVideoSource ? R.drawable.ic_camera_front_white : R.drawable.ic_camera_rear_white);
                 break;
             case R.id.menuitem_dialpad:
                 KeyboardVisibilityManager.showKeyboard(getActivity(),

ring-android/app/src/main/java/cx/ring/fragments/SmartListFragment.java

@@ -604,7 +604,7 @@ public class SmartListFragment extends Fragment implements SearchView.OnQueryTex
         if (service.isMobileNetworkConnectedButNotGranted()) {
             this.showErrorPanel(R.string.error_mobile_network_available_but_disabled,
                     true,
-                    R.drawable.ic_settings_white_48dp,
+                    R.drawable.ic_settings_white,
                     new View.OnClickListener() {
                         @Override
                         public void onClick(View v) {

ring-android/app/src/main/java/cx/ring/model/Conference.java

@@ -301,7 +301,7 @@ public class Conference {
             noti.setContentTitle(ctx.getString(R.string.notif_current_call_title, contact.getDisplayName()))
                     .setContentText(ctx.getText(R.string.notif_current_call))
                     .setContentIntent(goto_intent)
-                    .addAction(R.drawable.ic_call_end_white_24dp, ctx.getText(R.string.action_call_hangup),
+                    .addAction(R.drawable.ic_call_end_white, ctx.getText(R.string.action_call_hangup),
                             PendingIntent.getService(ctx, new Random().nextInt(),
                                     new Intent(LocalService.ACTION_CALL_END)
                                             .setClass(ctx, LocalService.class)
@@ -320,7 +320,7 @@ public class Conference {
                                                 .setClass(ctx, LocalService.class)
                                                 .setData(call_uri),
                                         PendingIntent.FLAG_ONE_SHOT))
-                        .addAction(R.drawable.ic_call_end_white_24dp, ctx.getText(R.string.action_call_decline),
+                        .addAction(R.drawable.ic_call_end_white, ctx.getText(R.string.action_call_decline),
                                 PendingIntent.getService(ctx, new Random().nextInt(),
                                         new Intent(LocalService.ACTION_CALL_REFUSE)
                                                 .setClass(ctx, LocalService.class)
@@ -330,7 +330,7 @@ public class Conference {
                 noti.setContentTitle(ctx.getString(R.string.notif_outgoing_call_title, contact.getDisplayName()))
                         .setContentText(ctx.getText(R.string.notif_outgoing_call))
                         .setContentIntent(goto_intent)
-                        .addAction(R.drawable.ic_call_end_white_24dp, ctx.getText(R.string.action_call_hangup),
+                        .addAction(R.drawable.ic_call_end_white, ctx.getText(R.string.action_call_hangup),
                                 PendingIntent.getService(ctx, new Random().nextInt(),
                                         new Intent(LocalService.ACTION_CALL_END)
                                                 .setClass(ctx, LocalService.class)