gralloc: Add support for IMapper/IAllocator 4.0

* Add QtiMapper and QtiAllocator 4.0
* Implement IMapper 4.0 APIs: get, set,
  getFromBufferDescriptorInfo, flushLockedBuffer,
  rereadLockedBuffer, listSupportedMetadataTypes,
  dumpBuffer, dumpBuffers, and getReservedRegion

CRs-Fixed: 2633272
Change-Id: Ica42e485e426b366ffb41f30f1ea2cf395901356
diff --git a/config/display-product.mk b/config/display-product.mk
index 365307e..db8f90e 100644
--- a/config/display-product.mk
+++ b/config/display-product.mk
@@ -1,6 +1,7 @@
 # Display product definitions
 PRODUCT_PACKAGES += \
     android.hardware.graphics.mapper@3.0-impl-qti-display \
+    android.hardware.graphics.mapper@4.0-impl-qti-display \
     vendor.qti.hardware.display.allocator-service \
     vendor.qti.hardware.display.composer-service \
     android.hardware.memtrack@1.0-impl \
@@ -17,6 +18,7 @@
     libdisplayconfig.vendor \
     vendor.qti.hardware.display.mapper@2.0.vendor \
     vendor.qti.hardware.display.mapper@3.0.vendor \
+    vendor.qti.hardware.display.mapper@4.0.vendor \
     modetest
 
 #QDCM calibration xml file for 2k panel