Kill BOARD_MALLOC_ALIGNMENT.

Bug: http://b/26403338
Change-Id: I55d2c417d972f78caddc5fb28a065807feb86b0a
diff --git a/core/soong.mk b/core/soong.mk
index 1d219c1..aab26de 100644
--- a/core/soong.mk
+++ b/core/soong.mk
@@ -25,7 +25,6 @@
 	echo '{'; \
 	echo '    "Device_uses_jemalloc": $(if $(filter true,$(MALLOC_SVELTE)),false,true),'; \
 	echo '    "Device_uses_dlmalloc": $(if $(filter true,$(MALLOC_SVELTE)),true,false),'; \
-	echo '    $(if $(BOARD_MALLOC_ALIGNMENT),"Dlmalloc_alignment": $(BOARD_MALLOC_ALIGNMENT)$(comma),)'; \
 	echo '    "Platform_sdk_version": $(PLATFORM_SDK_VERSION),'; \
 	echo '    "Unbundled_build": $(if $(TARGET_BUILD_APPS),true,false),'; \
 	echo '    "Brillo": $(if $(BRILLO),true,false),'; \
diff --git a/target/board/generic_x86/BoardConfig.mk b/target/board/generic_x86/BoardConfig.mk
index a34e4f2..44772eb 100644
--- a/target/board/generic_x86/BoardConfig.mk
+++ b/target/board/generic_x86/BoardConfig.mk
@@ -18,9 +18,6 @@
 # no hardware camera
 USE_CAMERA_STUB := true
 
-# customize the malloced address to be 16-byte aligned
-BOARD_MALLOC_ALIGNMENT := 16
-
 # Enable dex-preoptimization to speed up the first boot sequence
 # of an SDK AVD. Note that this operation only works on Linux for now
 ifeq ($(HOST_OS),linux)
diff --git a/target/board/generic_x86_64/BoardConfig.mk b/target/board/generic_x86_64/BoardConfig.mk
index fda9e45..cbfda6b 100755
--- a/target/board/generic_x86_64/BoardConfig.mk
+++ b/target/board/generic_x86_64/BoardConfig.mk
@@ -24,9 +24,6 @@
 # no hardware camera
 USE_CAMERA_STUB := true
 
-# customize the malloced address to be 16-byte aligned
-BOARD_MALLOC_ALIGNMENT := 16
-
 # Enable dex-preoptimization to speed up the first boot sequence
 # of an SDK AVD. Note that this operation only works on Linux for now
 ifeq ($(HOST_OS),linux)