Fix documentation for "crunch_png" attribute.
There is no "android_resources" rule anymore, and the documentation never
explained what the true purpose of "crunch_png" is.
@@ -608,7 +608,9 @@ public final class AndroidRuleClasses {
.add(attr("nocompress_extensions", STRING_LIST))
/* <!-- #BLAZE_RULE($android_binary_base).ATTRIBUTE(crunch_png) -->
Do PNG crunching (or not). This is independent of nine-patch processing, which is always
- done. Currently only supported for local resources (not android_resources).
+ done. This is a deprecated workaround for an
+ <a href="https://code.google.com/p/android/issues/detail?id=74334">aapt bug</a> which has
+ been fixed in aapt2.
<!-- #END_BLAZE_RULE.ATTRIBUTE --> */
.add(attr("crunch_png", BOOLEAN).value(true))
/* <!-- #BLAZE_RULE($android_binary_base).ATTRIBUTE(resource_configuration_filters) -->
