Small IntentFilter docs improvement.
Change-Id: I52522e1c007c02d2c4fae8665369d92971689fd2
diff --git a/core/java/android/content/IntentFilter.java b/core/java/android/content/IntentFilter.java
index dad0dfb..cd4a7a0 100644
--- a/core/java/android/content/IntentFilter.java
+++ b/core/java/android/content/IntentFilter.java
@@ -83,7 +83,9 @@
* for an IntentFilter to match an Intent, three conditions must hold:
* the <strong>action</strong> and <strong>category</strong> must match, and
* the data (both the <strong>data type</strong> and
- * <strong>data scheme+authority+path</strong> if specified) must match.
+ * <strong>data scheme+authority+path</strong> if specified) must match
+ * (see {@link #match(ContentResolver, Intent, boolean, String)} for more details
+ * on how the data fields match).
*
* <p><strong>Action</strong> matches if any of the given values match the
* Intent action; if the filter specifies no actions, then it will only match
@@ -976,7 +978,11 @@
* Match this filter against an Intent's data (type, scheme and path). If
* the filter does not specify any types and does not specify any
* schemes/paths, the match will only succeed if the intent does not
- * also specify a type or data.
+ * also specify a type or data. If the filter does not specify any schemes,
+ * it will implicitly match intents with no scheme, or the schemes "content:"
+ * or "file:" (basically performing a MIME-type only match). If the filter
+ * does not specify any MIME types, the Intent also must not specify a MIME
+ * type.
*
* <p>Be aware that to match against an authority, you must also specify a base
* scheme the authority is in. To match against a data path, both a scheme