Deeper sanity checking of emitted types.

When emitting a method or field, verify that we're able to reference
all mentioned types.  This ensures that we don't accidentally
reference undefined classes/interfaces.

Test: manual inspection of API files
Bug: 69791141
Change-Id: I84e0c87fe83daa118661f61dbdf17b58ea5282d4
Merged-In: I84e0c87fe83daa118661f61dbdf17b58ea5282d4
diff --git a/Android.mk b/Android.mk
index af8b920..6b13708 100644
--- a/Android.mk
+++ b/Android.mk
@@ -401,7 +401,7 @@
     -since $(SRC_API_DIR)/25.txt 25 \
     -since $(SRC_API_DIR)/26.txt 26 \
     -since $(SRC_API_DIR)/27.txt 27 \
-    -werror -lerror -hide 111 -hide 113 -hide 121 -hide 125 -hide 126 -hide 127 -hide 128 \
+    -werror -lerror -hide 111 -hide 113 -hide 125 -hide 126 -hide 127 -hide 128 \
     -overview $(LOCAL_PATH)/core/java/overview.html \
 
 framework_docs_LOCAL_API_CHECK_ADDITIONAL_JAVA_DIR:= \