Add a debug button to test crash of the app

vector/src/debug/java/im/vector/riotx/features/debug/DebugMenuActivity.kt

@@ -133,5 +133,10 @@ class DebugMenuActivity : VectorBaseActivity() {
         startActivity(Intent(this, DebugMaterialThemeDarkActivity::class.java))
     }
 
+    @OnClick(R.id.debug_test_crash)
+    fun testCrash() {
+        throw RuntimeException("Application crashed from user demand")
+    }
+
 }
 

vector/src/debug/res/layout/activity_debug_menu.xml

@@ -47,6 +47,13 @@
                 android:layout_height="wrap_content"
                 android:text="Test Material theme Dark" />
 
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/debug_test_crash"
+                style="@style/VectorButtonStyle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="Crash the app" />
+
         </LinearLayout>
 
     </ScrollView>