SF: Fix color transform for composited virtual displays

ag/6455586 inadvertently changed the condition to never skip it.

Bug: 149968803
Test: Overlay display is not doubly sepia when Night Light is on.
Test: libcompositionengine_test
Change-Id: Ic33ba3069be8544ada1304461ab881b39b9fd1f9
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index 41db501..a8e6300 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -70,7 +70,7 @@
                                               DisplayIdentificationData* outData) const = 0;
 
     virtual bool hasCapability(HWC2::Capability capability) const = 0;
-    virtual bool hasDisplayCapability(const std::optional<DisplayId>& displayId,
+    virtual bool hasDisplayCapability(DisplayId displayId,
                                       HWC2::DisplayCapability capability) const = 0;
 
     // Attempts to allocate a virtual display and returns its ID if created on the HWC device.
@@ -231,7 +231,7 @@
                                       DisplayIdentificationData* outData) const override;
 
     bool hasCapability(HWC2::Capability capability) const override;
-    bool hasDisplayCapability(const std::optional<DisplayId>& displayId,
+    bool hasDisplayCapability(DisplayId displayId,
                               HWC2::DisplayCapability capability) const override;
 
     // Attempts to allocate a virtual display and returns its ID if created on the HWC device.