Always check whether given channel config is supported.
am: 25b209f229

Change-Id: I04b86431f7eccfdc4cef573c594f81ed6e77555a
diff --git a/Android.bp b/Android.bp
index 50cc092..b322d07 100644
--- a/Android.bp
+++ b/Android.bp
@@ -22,6 +22,7 @@
         "-Wno-#warnings",
         "-Wuninitialized",
         "-Wno-self-assign",
+        "-Wno-implicit-fallthrough",
     ],
     sanitize: {
         misc_undefined:["unsigned-integer-overflow", "signed-integer-overflow"],