Let ShareCompat.IntentBuilder create the chooser intent for sharing content.

+ Although the system's intent chooser normally takes care of cases when
  no app is found we still keep the safeguard here to be prepared for
  exotic devices behaving different.

Signed-off-by: Tobias Preuss <tobias.preuss@googlemail.com>

changelog.d/4745.misc

@@ -0,0 +1 @@
+Open share UI provides by the system when sharing media or text.

vector/src/main/java/im/vector/app/core/utils/ExternalApplicationsUtil.kt

@@ -305,26 +305,28 @@ fun shareMedia(context: Context, file: File, mediaMimeType: String?) {
         return
     }
 
-    val sendIntent = ShareCompat.IntentBuilder(context)
+    val chooserIntent = ShareCompat.IntentBuilder(context)
             .setType(mediaMimeType)
             .setStream(mediaUri)
-            .intent
+            .setChooserTitle(R.string.share)
+            .createChooserIntent()
 
-    sendShareIntent(context, sendIntent)
+    createChooser(context, chooserIntent)
 }
 
 fun shareText(context: Context, text: String) {
-    val sendIntent = ShareCompat.IntentBuilder(context)
+    val chooserIntent = ShareCompat.IntentBuilder(context)
             .setType("text/plain")
             .setText(text)
-            .intent
+            .setChooserTitle(R.string.share)
+            .createChooserIntent()
 
-    sendShareIntent(context, sendIntent)
+    createChooser(context, chooserIntent)
 }
 
-private fun sendShareIntent(context: Context, intent: Intent) {
+private fun createChooser(context: Context, intent: Intent) {
     try {
-        context.startActivity(Intent.createChooser(intent, context.getString(R.string.share)))
+        context.startActivity(intent)
     } catch (activityNotFoundException: ActivityNotFoundException) {
         context.toast(R.string.error_no_external_application_found)
     }