Merge "API Review: ServiceState.isSearching documentation" am: ec5c5b57ef

Change-Id: I880f5198b4f81ba5eba98d64df0b2ac7bde8724b
diff --git a/telephony/java/android/telephony/ServiceState.java b/telephony/java/android/telephony/ServiceState.java
index ed003ed..9e10f0c 100644
--- a/telephony/java/android/telephony/ServiceState.java
+++ b/telephony/java/android/telephony/ServiceState.java
@@ -2046,11 +2046,18 @@
     public boolean isIwlanPreferred() {
         return mIsIwlanPreferred;
     }
-     /**
-     * @return {@code true}Returns True whenever the modem is searching for service.
-     * To check both CS and PS domain
-     */
 
+    /**
+     * This indicates whether the device is searching for service.
+     *
+     * This API reports the modem searching status for
+     * {@link AccessNetworkConstants#TRANSPORT_TYPE_WWAN} (cellular) service in either
+     * {@link NetworkRegistrationInfo#DOMAIN_CS} or {@link NetworkRegistrationInfo#DOMAIN_PS}.
+     * This API will not report searching status for
+     * {@link AccessNetworkConstants#TRANSPORT_TYPE_WLAN}.
+     *
+     * @return {@code true} whenever the modem is searching for service.
+     */
     public boolean isSearching() {
         NetworkRegistrationInfo psRegState = getNetworkRegistrationInfo(
                 NetworkRegistrationInfo.DOMAIN_PS, AccessNetworkConstants.TRANSPORT_TYPE_WWAN);