diff --git a/OWNERS b/OWNERS
index e89a6a1..05f8b3d 100644
--- a/OWNERS
+++ b/OWNERS
@@ -8,4 +8,4 @@
 hansson@google.com
 
 # For version updates
-per-file version_defaults.mk = aseaton@google.com,elisapascual@google.com
+per-file version_defaults.mk = aseaton@google.com,elisapascual@google.com,lubomir@google.com,pscovanner@google.com
diff --git a/core/Makefile b/core/Makefile
index af03c2e..fbdc65a 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -501,6 +501,12 @@
 INSTALLED_VENDOR_BUILD_PROP_TARGET := $(TARGET_OUT_VENDOR)/build.prop
 ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_VENDOR_BUILD_PROP_TARGET)
 
+ifdef TARGET_VENDOR_PROP
+vendor_prop_files := $(TARGET_VENDOR_PROP)
+else
+vendor_prop_files := $(wildcard $(TARGET_DEVICE_DIR)/vendor.prop)
+endif
+
 ifdef property_overrides_split_enabled
 FINAL_VENDOR_BUILD_PROPERTIES += \
     $(call collapse-pairs, $(PRODUCT_PROPERTY_OVERRIDES))
@@ -508,7 +514,7 @@
     $(FINAL_VENDOR_BUILD_PROPERTIES),=)
 endif  # property_overrides_split_enabled
 
-$(INSTALLED_VENDOR_BUILD_PROP_TARGET): $(BUILDINFO_COMMON_SH) $(POST_PROCESS_PROPS) $(intermediate_system_build_prop)
+$(INSTALLED_VENDOR_BUILD_PROP_TARGET): $(BUILDINFO_COMMON_SH) $(POST_PROCESS_PROPS) $(intermediate_system_build_prop) $(vendor_prop_files)
 	@echo Target vendor buildinfo: $@
 	@mkdir -p $(dir $@)
 	$(hide) echo > $@
@@ -544,6 +550,16 @@
 	        echo "#" >> $@;
 	$(hide) cat $(INSTALLED_ANDROID_INFO_TXT_TARGET) | grep 'require version-' | sed -e 's/require version-/ro.build.expect./g' >> $@
 ifdef property_overrides_split_enabled
+	$(hide) $(foreach file,$(vendor_prop_files), \
+	    if [ -f "$(file)" ]; then \
+	        echo Target vendor properties from: "$(file)"; \
+	        echo "" >> $@; \
+	        echo "#" >> $@; \
+	        echo "# from $(file)" >> $@; \
+	        echo "#" >> $@; \
+	        cat $(file) >> $@; \
+	        echo "# end of $(file)" >> $@; \
+	    fi;)
 	$(hide) $(foreach line,$(FINAL_VENDOR_BUILD_PROPERTIES), \
 	    echo "$(line)" >> $@;)
 endif  # property_overrides_split_enabled
@@ -595,12 +611,18 @@
 INSTALLED_ODM_BUILD_PROP_TARGET := $(TARGET_OUT_ODM)/etc/build.prop
 ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_ODM_BUILD_PROP_TARGET)
 
+ifdef TARGET_ODM_PROP
+odm_prop_files := $(TARGET_ODM_PROP)
+else
+odm_prop_files := $(wildcard $(TARGET_DEVICE_DIR)/odm.prop)
+endif
+
 FINAL_ODM_BUILD_PROPERTIES += \
     $(call collapse-pairs, $(PRODUCT_ODM_PROPERTIES))
 FINAL_ODM_BUILD_PROPERTIES := $(call uniq-pairs-by-first-component, \
     $(FINAL_ODM_BUILD_PROPERTIES),=)
 
-$(INSTALLED_ODM_BUILD_PROP_TARGET): $(BUILDINFO_COMMON_SH) $(POST_PROCESS_PROPS)
+$(INSTALLED_ODM_BUILD_PROP_TARGET): $(BUILDINFO_COMMON_SH) $(POST_PROCESS_PROPS) $(odm_prop_files)
 	@echo Target odm buildinfo: $@
 	@mkdir -p $(dir $@)
 	$(hide) echo > $@
@@ -608,6 +630,16 @@
 	$(hide) echo ro.odm.product.cpu.abilist32="$(TARGET_CPU_ABI_LIST_32_BIT)">>$@
 	$(hide) echo ro.odm.product.cpu.abilist64="$(TARGET_CPU_ABI_LIST_64_BIT)">>$@
 	$(hide) $(call generate-common-build-props,odm,$@)
+	$(hide) $(foreach file,$(odm_prop_files), \
+	    if [ -f "$(file)" ]; then \
+	        echo Target odm properties from: "$(file)"; \
+	        echo "" >> $@; \
+	        echo "#" >> $@; \
+	        echo "# from $(file)" >> $@; \
+	        echo "#" >> $@; \
+	        cat $(file) >> $@; \
+	        echo "# end of $(file)" >> $@; \
+	    fi;)
 	$(hide) echo "#" >> $@; \
 	        echo "# ADDITIONAL ODM BUILD PROPERTIES" >> $@; \
 	        echo "#" >> $@;
@@ -4733,13 +4765,8 @@
 JACOCO_REPORT_CLASSES_ALL := $(PRODUCT_OUT)/jacoco-report-classes-all.jar
 $(JACOCO_REPORT_CLASSES_ALL) :
 	@echo "Collecting uninstrumented classes"
-	$(hide) find $(TARGET_COMMON_OUT_ROOT) $(HOST_COMMON_OUT_ROOT) -name "jacoco-report-classes.jar" | \
-	    zip -@ -0 -q -X $@
-# Meaning of these options:
-# -@ scan stdin for file paths to add to the zip
-# -0 don't do any compression
-# -q supress most output
-# -X skip storing extended file attributes
+	find $(TARGET_COMMON_OUT_ROOT) $(HOST_COMMON_OUT_ROOT) -name "jacoco-report-classes.jar" 2>/dev/null | sort > $@.list
+	$(SOONG_ZIP) -o $@ -L 0 -C $(OUT_DIR) -P out -l $@.list
 
 endif # EMMA_INSTRUMENT=true
 
@@ -5230,3 +5257,7 @@
 .PHONY: haiku
 haiku: $(SOONG_FUZZ_PACKAGING_ARCH_MODULES) $(ALL_FUZZ_TARGETS)
 $(call dist-for-goals,haiku,$(SOONG_FUZZ_PACKAGING_ARCH_MODULES))
+
+# -----------------------------------------------------------------
+# The makefile for haiku line coverage.
+include $(BUILD_SYSTEM)/line_coverage.mk
diff --git a/core/line_coverage.mk b/core/line_coverage.mk
new file mode 100644
index 0000000..a32eea6
--- /dev/null
+++ b/core/line_coverage.mk
@@ -0,0 +1,93 @@
+# -----------------------------------------------------------------
+# Make target for line coverage. This target generates a zip file
+# called `line_coverage_profiles.zip` that contains a large set of
+# zip files one for each fuzz target/critical component. Each zip
+# file contains a set of profile files (*.gcno) that we will use
+# to generate line coverage reports. Furthermore, target compiles
+# all fuzz targets with line coverage instrumentation enabled and
+# packs them into another zip file called `line_coverage_profiles.zip`.
+#
+# To run the make target set the coverage related envvars first:
+# 	NATIVE_LINE_COVERAGE=true NATIVE_COVERAGE=true \
+#	COVERAGE_PATHS=* make haiku-line-coverage
+# -----------------------------------------------------------------
+
+# TODO(b/148306195): Due this issue some fuzz targets cannot be built with
+# line coverage instrumentation. For now we just blacklist them.
+blacklisted_fuzz_targets := libneuralnetworks_fuzzer
+
+fuzz_targets := $(ALL_FUZZ_TARGETS)
+fuzz_targets := $(filter-out $(blacklisted_fuzz_targets),$(fuzz_targets))
+
+
+# Android components that considered critical.
+# Please note that adding/Removing critical components is very rare.
+critical_components_static := \
+	lib-bt-packets \
+	libbt-stack \
+	libffi \
+	libhevcdec \
+	libhevcenc \
+	libmpeg2dec \
+	libosi \
+	libpdx \
+	libselinux \
+	libvold \
+	libyuv
+
+critical_components_shared := \
+	libaudioprocessing \
+	libbinder \
+	libbluetooth_gd \
+	libbrillo \
+	libcameraservice \
+	libcurl \
+	libhardware \
+	libinputflinger \
+	libopus \
+	libstagefright \
+	libunwind \
+	libvixl
+
+# Use the intermediates directory to avoid installing libraries to the device.
+intermediates := $(call intermediates-dir-for,PACKAGING,haiku-line-coverage)
+
+
+# We want the profile files for all fuzz targets + critical components.
+line_coverage_profiles := $(intermediates)/line_coverage_profiles.zip
+
+critical_components_static_inputs := $(foreach lib,$(critical_components_static), \
+	$(call intermediates-dir-for,STATIC_LIBRARIES,$(lib))/$(lib).a)
+
+critical_components_shared_inputs := $(foreach lib,$(critical_components_shared), \
+	$(call intermediates-dir-for,SHARED_LIBRARIES,$(lib))/$(lib).so)
+
+fuzz_target_inputs := $(foreach fuzz,$(fuzz_targets), \
+	$(call intermediates-dir-for,EXECUTABLES,$(fuzz))/$(fuzz))
+
+# When line coverage is enabled (NATIVE_LINE_COVERAGE is set), make creates
+# a "coverage" directory and stores all profile (*.gcno) files in inside.
+# We need everything that is stored inside this directory.
+$(line_coverage_profiles): $(fuzz_target_inputs)
+$(line_coverage_profiles): $(critical_components_static_inputs)
+$(line_coverage_profiles): $(critical_components_shared_inputs)
+$(line_coverage_profiles): $(SOONG_ZIP)
+	$(SOONG_ZIP) -o $@ -D $(PRODUCT_OUT)/coverage
+
+
+# Zip all fuzz targets compiled with line coverage.
+line_coverage_fuzz_targets := $(intermediates)/line_coverage_fuzz_targets.zip
+
+$(line_coverage_fuzz_targets): $(fuzz_target_inputs)
+$(line_coverage_fuzz_targets): $(SOONG_ZIP)
+	$(SOONG_ZIP) -o $@ -j $(addprefix -f ,$(fuzz_target_inputs))
+
+
+.PHONY: haiku-line-coverage
+haiku-line-coverage: $(line_coverage_profiles) $(line_coverage_fuzz_targets)
+$(call dist-for-goals, haiku-line-coverage, \
+	$(line_coverage_profiles):line_coverage_profiles.zip \
+	$(line_coverage_fuzz_targets):line_coverage_fuzz_targets.zip)
+
+line_coverage_profiles :=
+line_coverage_fuzz_targets :=
diff --git a/core/main.mk b/core/main.mk
index ec1effd..2cb29f6 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -220,9 +220,6 @@
 ADDITIONAL_BUILD_PROPERTIES += persist.debug.dalvik.vm.core_platform_api_policy=just-warn
 endif
 
-# Define ro.sanitize.<name> properties for all global sanitizers.
-ADDITIONAL_BUILD_PROPERTIES += $(foreach s,$(SANITIZE_TARGET),ro.sanitize.$(s)=true)
-
 # Sets the default value of ro.postinstall.fstab.prefix to /system.
 # Device board config should override the value to /product when needed by:
 #
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 57268ce..e1004b0 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -250,7 +250,7 @@
     #  It must be of the form "YYYY-MM-DD" on production devices.
     #  It must match one of the Android Security Patch Level strings of the Public Security Bulletins.
     #  If there is no $PLATFORM_SECURITY_PATCH set, keep it empty.
-      PLATFORM_SECURITY_PATCH := 2020-02-05
+      PLATFORM_SECURITY_PATCH := 2020-03-01
 endif
 .KATI_READONLY := PLATFORM_SECURITY_PATCH
 
diff --git a/target/product/base_vendor.mk b/target/product/base_vendor.mk
index 469e231..b3368d6 100644
--- a/target/product/base_vendor.mk
+++ b/target/product/base_vendor.mk
@@ -67,11 +67,11 @@
     selinux_policy_nonsystem \
     shell_and_utilities_vendor \
     vndservice \
-    vndservicemanager \
 
 # Base module when shipping api level is less than or equal to 29
 PRODUCT_PACKAGES_SHIPPING_API_LEVEL_29 += \
     android.hardware.configstore@1.1-service \
+    vndservicemanager \
 
 # VINTF data for vendor image
 PRODUCT_PACKAGES += \
diff --git a/target/product/emulator_system.mk b/target/product/emulator_system.mk
new file mode 100644
index 0000000..4b6987c
--- /dev/null
+++ b/target/product/emulator_system.mk
@@ -0,0 +1,24 @@
+#
+# Copyright (C) 2019 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# This file lists emulator experimental modules added to PRODUCT_PACKAGES,
+# only included by targets sdk_phone_x86/64 and sdk_gphone_x86/64
+
+PRODUCT_ARTIFACT_PATH_REQUIREMENT_WHITELIST := \
+    system/lib/libemulator_multidisplay_jni.so \
+    system/lib64/libemulator_multidisplay_jni.so \
+    system/priv-app/MultiDisplayProvider/MultiDisplayProvider.apk \
+
+PRODUCT_PACKAGES += MultiDisplayProvider
diff --git a/target/product/handheld_product.mk b/target/product/handheld_product.mk
index 36b740a..e03c212 100644
--- a/target/product/handheld_product.mk
+++ b/target/product/handheld_product.mk
@@ -29,16 +29,10 @@
     DeskClock \
     Gallery2 \
     LatinIME \
-    Launcher3QuickStep \
     Music \
     OneTimeInitializer \
-    Provision \
     QuickSearchBox \
-    Settings \
     SettingsIntelligence \
-    StorageManager \
-    SystemUI \
-    WallpaperCropper \
     frameworks-base-overlays
 
 PRODUCT_PACKAGES_DEBUG += \
diff --git a/target/product/handheld_system_ext.mk b/target/product/handheld_system_ext.mk
index bda4be6..d935fbf 100644
--- a/target/product/handheld_system_ext.mk
+++ b/target/product/handheld_system_ext.mk
@@ -22,3 +22,9 @@
 
 # /system_ext packages
 PRODUCT_PACKAGES += \
+    Launcher3QuickStep \
+    Provision \
+    Settings \
+    StorageManager \
+    SystemUI \
+    WallpaperCropper \
diff --git a/target/product/mainline_arm64.mk b/target/product/mainline_arm64.mk
index 52b3222..850c775 100644
--- a/target/product/mainline_arm64.mk
+++ b/target/product/mainline_arm64.mk
@@ -29,7 +29,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
-PRODUCT_RESTRICT_VENDOR_FILES := all
+# TODO(b/137033385): change this back to "all"
+PRODUCT_RESTRICT_VENDOR_FILES := owner
 
 PRODUCT_NAME := mainline_arm64
 PRODUCT_DEVICE := mainline_arm64
diff --git a/target/product/mainline_system_arm64.mk b/target/product/mainline_system_arm64.mk
index 772c687..60035c1 100644
--- a/target/product/mainline_system_arm64.mk
+++ b/target/product/mainline_system_arm64.mk
@@ -36,7 +36,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
-PRODUCT_RESTRICT_VENDOR_FILES := all
+# TODO(b/137033385): change this back to "all"
+PRODUCT_RESTRICT_VENDOR_FILES := owner
 
 PRODUCT_NAME := mainline_system_arm64
 PRODUCT_DEVICE := mainline_arm64
diff --git a/target/product/mainline_system_x86.mk b/target/product/mainline_system_x86.mk
index 05e51a9..a30a1fc 100644
--- a/target/product/mainline_system_x86.mk
+++ b/target/product/mainline_system_x86.mk
@@ -35,7 +35,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
-PRODUCT_RESTRICT_VENDOR_FILES := all
+# TODO(b/137033385): change this back to "all"
+PRODUCT_RESTRICT_VENDOR_FILES := owner
 
 PRODUCT_NAME := mainline_system_x86
 PRODUCT_DEVICE := mainline_x86
diff --git a/target/product/mainline_system_x86_arm.mk b/target/product/mainline_system_x86_arm.mk
index cc11c55..2e01cde 100644
--- a/target/product/mainline_system_x86_arm.mk
+++ b/target/product/mainline_system_x86_arm.mk
@@ -35,7 +35,8 @@
 
 PRODUCT_SHIPPING_API_LEVEL := 29
 
-PRODUCT_RESTRICT_VENDOR_FILES := all
+# TODO(b/137033385): change this back to "all"
+PRODUCT_RESTRICT_VENDOR_FILES := owner
 
 PRODUCT_NAME := mainline_system_x86_arm
 PRODUCT_DEVICE := mainline_x86_arm
diff --git a/target/product/telephony_product.mk b/target/product/telephony_product.mk
index a4c7e31..3ec954f 100644
--- a/target/product/telephony_product.mk
+++ b/target/product/telephony_product.mk
@@ -19,6 +19,4 @@
 
 # /product packages
 PRODUCT_PACKAGES += \
-    CarrierConfig \
     Dialer \
-    EmergencyInfo \
diff --git a/target/product/telephony_system_ext.mk b/target/product/telephony_system_ext.mk
index 1b9ee98..f81a607 100644
--- a/target/product/telephony_system_ext.mk
+++ b/target/product/telephony_system_ext.mk
@@ -19,3 +19,5 @@
 
 # /system_ext packages
 PRODUCT_PACKAGES += \
+    CarrierConfig \
+    EmergencyInfo \
diff --git a/tools/fs_config/Android.bp b/tools/fs_config/Android.bp
index 8c69417..1dd5e4a 100644
--- a/tools/fs_config/Android.bp
+++ b/tools/fs_config/Android.bp
@@ -52,6 +52,7 @@
 
 cc_library_headers {
     name: "oemaids_headers",
+    vendor_available: true,
     generated_headers: ["oemaids_header_gen"],
     export_generated_headers: ["oemaids_header_gen"],
 }