Support multi-touch screen

Bug: 331179939
Test: pinch zoom
Change-Id: I76bb46a67607df8af0c83dce3113b6611e4fae9f
diff --git a/virtualizationmanager/src/aidl.rs b/virtualizationmanager/src/aidl.rs
index 425beed..026834f 100644
--- a/virtualizationmanager/src/aidl.rs
+++ b/virtualizationmanager/src/aidl.rs
@@ -814,6 +814,12 @@
             width: u32::try_from(trackpad.width)?,
             name: if !trackpad.name.is_empty() { Some(trackpad.name.clone()) } else { None },
         },
+        InputDevice::MultiTouch(multi_touch) => InputDeviceOption::MultiTouch {
+            file: clone_file(multi_touch.pfd.as_ref().ok_or(anyhow!("pfd should have value"))?)?,
+            height: u32::try_from(multi_touch.height)?,
+            width: u32::try_from(multi_touch.width)?,
+            name: if !multi_touch.name.is_empty() { Some(multi_touch.name.clone()) } else { None },
+        },
     })
 }
 /// Given the configuration for a disk image, assembles the `DiskFile` to pass to crosvm.