DO NOT MERGE. Use the new -knowntags option to suppress warnings for some known tags.

Change-Id: I4a04d9b182f2e644eb8d1966c33a0d280bf203e6
diff --git a/Android.mk b/Android.mk
index 84376ce..914ffa3 100644
--- a/Android.mk
+++ b/Android.mk
@@ -352,6 +352,7 @@
 # The since flag (-since N.xml API_LEVEL) is used to add API Level information
 # to the reference documentation. Must be in order of oldest to newest.
 framework_docs_LOCAL_DROIDDOC_OPTIONS := \
+    -knowntags ./frameworks/base/docs/knowntags.txt \
     -since ./frameworks/base/api/1.xml 1 \
     -since ./frameworks/base/api/2.xml 2 \
     -since ./frameworks/base/api/3.xml 3 \
@@ -363,7 +364,10 @@
 		-error 1 -error 2 -warning 3 -error 4 -error 6 -error 8 -error 14 \
 		-overview $(LOCAL_PATH)/core/java/overview.html
 
-framework_docs_LOCAL_ADDITIONAL_JAVA_DIR:=$(call intermediates-dir-for,JAVA_LIBRARIES,framework)
+framework_docs_LOCAL_ADDITIONAL_JAVA_DIR:= $(call intermediates-dir-for,JAVA_LIBRARIES,framework)
+
+framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES := \
+    frameworks/base/docs/knowntags.txt
 
 sample_dir := development/samples
 
@@ -453,6 +457,7 @@
 LOCAL_DROIDDOC_SOURCE_PATH:=$(framework_docs_LOCAL_DROIDDOC_SOURCE_PATH)
 LOCAL_DROIDDOC_HTML_DIR:=$(framework_docs_LOCAL_DROIDDOC_HTML_DIR)
 LOCAL_ADDITIONAL_JAVA_DIR:=$(framework_docs_LOCAL_ADDITIONAL_JAVA_DIR)
+LOCAL_ADDITIONAL_DEPENDENCIES:=$(framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES)
 
 LOCAL_MODULE := api-stubs
 
@@ -481,6 +486,7 @@
 LOCAL_DROIDDOC_SOURCE_PATH:=$(framework_docs_LOCAL_DROIDDOC_SOURCE_PATH)
 LOCAL_DROIDDOC_HTML_DIR:=$(framework_docs_LOCAL_DROIDDOC_HTML_DIR)
 LOCAL_ADDITIONAL_JAVA_DIR:=$(framework_docs_LOCAL_ADDITIONAL_JAVA_DIR)
+LOCAL_ADDITIONAL_DEPENDENCIES:=$(framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES)
 
 LOCAL_MODULE := doc-comment-check
 
@@ -508,6 +514,7 @@
 LOCAL_DROIDDOC_SOURCE_PATH:=$(framework_docs_LOCAL_DROIDDOC_SOURCE_PATH)
 LOCAL_DROIDDOC_HTML_DIR:=$(framework_docs_LOCAL_DROIDDOC_HTML_DIR)
 LOCAL_ADDITIONAL_JAVA_DIR:=$(framework_docs_LOCAL_ADDITIONAL_JAVA_DIR)
+LOCAL_ADDITIONAL_DEPENDENCIES:=$(framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES)
 
 LOCAL_MODULE := offline-sdk
 
@@ -551,6 +558,7 @@
 LOCAL_DROIDDOC_SOURCE_PATH:=$(framework_docs_LOCAL_DROIDDOC_SOURCE_PATH)
 LOCAL_DROIDDOC_HTML_DIR:=$(framework_docs_LOCAL_DROIDDOC_HTML_DIR)
 LOCAL_ADDITIONAL_JAVA_DIR:=$(framework_docs_LOCAL_ADDITIONAL_JAVA_DIR)
+LOCAL_ADDITIONAL_DEPENDENCIES:=$(framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES)
 
 LOCAL_MODULE := online-sdk
 
@@ -579,6 +587,7 @@
 LOCAL_DROIDDOC_SOURCE_PATH:=$(framework_docs_LOCAL_DROIDDOC_SOURCE_PATH)
 LOCAL_DROIDDOC_HTML_DIR:=$(framework_docs_LOCAL_DROIDDOC_HTML_DIR)
 LOCAL_ADDITIONAL_JAVA_DIR:=$(call intermediates-dir-for,JAVA_LIBRARIES,framework)
+LOCAL_ADDITIONAL_DEPENDENCIES:=$(framework_docs_LOCAL_ADDITIONAL_DEPENDENCIES)
 
 LOCAL_MODULE := hidden
 LOCAL_DROIDDOC_OPTIONS:=\