drm_hwcomposer: Implement GetRenderIntents stub

Fix VTS test GraphicsComposerHidlTest.GetRenderIntentsBadDisplay.

Signed-off-by: Andrii Chepurnyi <andrii_chepurnyi@epam.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: I5ceec735b5684581178070e75d96f5961b774f5f
diff --git a/include/drmhwctwo.h b/include/drmhwctwo.h
index 2bbe334..ca85fb5 100644
--- a/include/drmhwctwo.h
+++ b/include/drmhwctwo.h
@@ -190,6 +190,10 @@
                                    uint32_t *num_elements, hwc2_layer_t *layers,
                                    int32_t *layer_requests);
     HWC2::Error GetDisplayType(int32_t *type);
+#if PLATFORM_SDK_VERSION > 27
+    HWC2::Error GetRenderIntents(int32_t mode, uint32_t *outNumIntents,
+                                 int32_t *outIntents);
+#endif
 #if PLATFORM_SDK_VERSION > 28
     HWC2::Error GetDisplayIdentificationData(uint8_t *outPort,
                                              uint32_t *outDataSize,