Simple code clarity changes

Test: N/A
Bug: N/A
Change-Id: I2c11ef703856c158b48329dbef6485196cfc1d43
diff --git a/services/camera/virtualcamera/VirtualCameraRenderThread.cc b/services/camera/virtualcamera/VirtualCameraRenderThread.cc
index ff09256..08b8e17 100644
--- a/services/camera/virtualcamera/VirtualCameraRenderThread.cc
+++ b/services/camera/virtualcamera/VirtualCameraRenderThread.cc
@@ -833,8 +833,8 @@
 
   Rect viewportRect =
       viewport.value_or(Rect(framebuffer.getWidth(), framebuffer.getHeight()));
-  glViewport(viewportRect.leftTop().x, viewportRect.leftTop().y,
-             viewportRect.getWidth(), viewportRect.getHeight());
+  glViewport(viewportRect.left, viewportRect.top, viewportRect.getWidth(),
+             viewportRect.getHeight());
 
   sp<GraphicBuffer> textureBuffer = mEglSurfaceTexture->getCurrentBuffer();
   if (textureBuffer == nullptr) {