Don't convert the near and far clipping planes linear units to cm. Th…

…e UFE documentation for these methods has changed and the functions now return the values in scene units.

lib/mayaUsd/ufe/UsdCamera.cpp

@@ -244,17 +244,10 @@ float UsdCamera::nearClipPlane() const
     GfRange1f clippingRange = gfCamera.GetClippingRange();
     float     nearClipPlane = clippingRange.GetMin();
 
-    // Convert the near clip plane value to cm, the return unit of this function.
+    // Ufe doesn't convert linear units for prim size or translation, so don't convert the
+    // clipping plane.
 
-    // Figure out the stage unit
-    UsdStageWeakPtr stage = prim().GetStage();
-
-    double stageUnits = UsdGeomLinearUnits::centimeters;
-    if (UsdGeomStageHasAuthoredMetersPerUnit(stage)) {
-        stageUnits = UsdGeomGetStageMetersPerUnit(stage);
-    }
-
-    return UsdMayaUtil::ConvertUnit(nearClipPlane, stageUnits, UsdGeomLinearUnits::centimeters);
+    return nearClipPlane;
 }
 
 Ufe::FarClipPlaneUndoableCommand::Ptr UsdCamera::farClipPlaneCmd(float) { return nullptr; }
@@ -269,17 +262,10 @@ float UsdCamera::farClipPlane() const
     GfRange1f clippingRange = gfCamera.GetClippingRange();
     float     farClipPlane = clippingRange.GetMax();
 
-    // Convert the far clip plane value to cm, the return unit of this function.
-
-    // Figure out the stage unit
-    UsdStageWeakPtr stage = prim().GetStage();
-
-    double stageUnits = UsdGeomLinearUnits::centimeters;
-    if (UsdGeomStageHasAuthoredMetersPerUnit(stage)) {
-        stageUnits = UsdGeomGetStageMetersPerUnit(stage);
-    }
+    // Ufe doesn't convert linear units for prim size or translation, so don't convert the
+    // clipping plane.
 
-    return UsdMayaUtil::ConvertUnit(farClipPlane, stageUnits, UsdGeomLinearUnits::centimeters);
+    return farClipPlane;
 }
 
 Ufe::ProjectionUndoableCommand::Ptr UsdCamera::projectionCmd(Ufe::Camera::Projection projection)