Removed the check for floor height on standalone VR

Bug: 851544
Change-Id: I0504db37dce23a2cbc69624a30452e328c8d9a84
Reviewed-on: https://chromium-review.googlesource.com/1101998
Commit-Queue: Michael Thiessen <mthiesse@chromium.org>
Reviewed-by: Michael Thiessen <mthiesse@chromium.org>
Cr-Commit-Position: refs/heads/master@{#567699}

chrome/browser/android/vr/vr_shell_gl.cc

@@ -1607,13 +1607,6 @@ void VrShellGl::DrawIntoAcquiredFrame(int16_t frame_index,
                  &render_info_);
   ui_->OnProjMatrixChanged(render_info_.left_eye_model.proj_matrix);
 
-  // This may change when the floor height changes so it's computed every frame.
-  gvr::Value floor_height;
-  if (gvr_api_->GetCurrentProperties().Get(GVR_PROPERTY_TRACKING_FLOOR_HEIGHT,
-                                           &floor_height)) {
-    ui_->SetFloorHeight(floor_height.f);
-  }
-
   // Content quad can't have transparency when using the quad layer because we
   // can't blend with the quad layer.
   bool use_quad_layer = ui_->IsContentVisibleAndOpaque();