Clean up doc build to use Android custom doclava.

Change-Id: I1dcf18054aa128ffb4c66111c53fad20bcdee783
diff --git a/Android.mk b/Android.mk
index 1a29924..4ffba7c 100644
--- a/Android.mk
+++ b/Android.mk
@@ -473,7 +473,6 @@
 		-nodocs
 
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=build/tools/droiddoc/templates-sdk
-LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=assets-sdk
 
 include $(BUILD_DROIDDOC)
 
@@ -502,7 +501,6 @@
 		-parsecomments
 
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=build/tools/droiddoc/templates-sdk
-LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=assets-sdk
 
 include $(BUILD_DROIDDOC)
 
@@ -532,14 +530,13 @@
 		-proofread $(OUT_DOCS)/$(LOCAL_MODULE)-proofread.txt \
 		-todo $(OUT_DOCS)/$(LOCAL_MODULE)-docs-todo.html \
 		-sdkvalues $(OUT_DOCS) \
-		-hdf android.whichdoc offline 
+		-hdf android.whichdoc offline
 
 ifeq ($(framework_docs_SDK_PREVIEW),true)
   LOCAL_DROIDDOC_OPTIONS += -hdf sdk.current preview 
 endif
 
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=build/tools/droiddoc/templates-sdk
-LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=assets-sdk
 
 include $(BUILD_DROIDDOC)
 
@@ -574,7 +571,6 @@
 		-hdf template.showLanguageMenu true
 
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=build/tools/droiddoc/templates-sdk
-LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=assets-sdk
 
 include $(BUILD_DROIDDOC)
 
@@ -595,11 +591,10 @@
 LOCAL_MODULE := hidden
 LOCAL_DROIDDOC_OPTIONS:=\
 		$(framework_docs_LOCAL_DROIDDOC_OPTIONS) \
-        -title "Android SDK - Including hidden APIs."
-#        -hidden
+		-title "Android SDK - Including hidden APIs."
+#		-hidden
 
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=build/tools/droiddoc/templates-sdk
-LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=assets-sdk
 
 include $(BUILD_DROIDDOC)