Unhide signal strength constants used by getLevel.

Bug: 22008966
Change-Id: I0c1dc993cbf33a7109d8a4e329b05a897df6ea1b
diff --git a/api/current.txt b/api/current.txt
index 28791c4..fb4c94b 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -30776,6 +30776,11 @@
     method public abstract int getDbm();
     method public abstract int getLevel();
     method public abstract int hashCode();
+    field public static final int SIGNAL_STRENGTH_GOOD = 3; // 0x3
+    field public static final int SIGNAL_STRENGTH_GREAT = 4; // 0x4
+    field public static final int SIGNAL_STRENGTH_MODERATE = 2; // 0x2
+    field public static final int SIGNAL_STRENGTH_NONE_OR_UNKNOWN = 0; // 0x0
+    field public static final int SIGNAL_STRENGTH_POOR = 1; // 0x1
   }
 
   public final class CellSignalStrengthCdma extends android.telephony.CellSignalStrength implements android.os.Parcelable {
diff --git a/api/system-current.txt b/api/system-current.txt
index 2dec0c8..c2ad944 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -33006,6 +33006,11 @@
     method public abstract int getDbm();
     method public abstract int getLevel();
     method public abstract int hashCode();
+    field public static final int SIGNAL_STRENGTH_GOOD = 3; // 0x3
+    field public static final int SIGNAL_STRENGTH_GREAT = 4; // 0x4
+    field public static final int SIGNAL_STRENGTH_MODERATE = 2; // 0x2
+    field public static final int SIGNAL_STRENGTH_NONE_OR_UNKNOWN = 0; // 0x0
+    field public static final int SIGNAL_STRENGTH_POOR = 1; // 0x1
   }
 
   public final class CellSignalStrengthCdma extends android.telephony.CellSignalStrength implements android.os.Parcelable {
diff --git a/telephony/java/android/telephony/CellSignalStrength.java b/telephony/java/android/telephony/CellSignalStrength.java
index 9c23f78..2a3ef21 100644
--- a/telephony/java/android/telephony/CellSignalStrength.java
+++ b/telephony/java/android/telephony/CellSignalStrength.java
@@ -21,18 +21,19 @@
  */
 public abstract class CellSignalStrength {
 
-    /** @hide */
     public static final int SIGNAL_STRENGTH_NONE_OR_UNKNOWN = 0;
-    /** @hide */
+
     public static final int SIGNAL_STRENGTH_POOR = 1;
-    /** @hide */
+
     public static final int SIGNAL_STRENGTH_MODERATE = 2;
-    /** @hide */
+
     public static final int SIGNAL_STRENGTH_GOOD = 3;
-    /** @hide */
+
     public static final int SIGNAL_STRENGTH_GREAT = 4;
+
     /** @hide */
     public static final int NUM_SIGNAL_STRENGTH_BINS = 5;
+
     /** @hide */
     public static final String[] SIGNAL_STRENGTH_NAMES = {
         "none", "poor", "moderate", "good", "great"
@@ -47,6 +48,12 @@
 
     /**
      * Get signal level as an int from 0..4
+     * <p>
+     * @see SIGNAL_STRENGTH_NONE_OR_UNKNOWN
+     * @see SIGNAL_STRENGTH_POOR
+     * @see SIGNAL_STRENGTH_MODERATE
+     * @see SIGNAL_STRENGTH_GOOD
+     * @see SIGNAL_STRENGTH_GREAT
      */
     public abstract int getLevel();