Start enforcing explicit intents for Context.bindService()

No longer prints a warning, now throws an exception.

Also fix a bug in UserManagerService that was causing an
exception while booting.

Change-Id: I3b43cfe08067da840b6850b9bed58664d36d34f1
diff --git a/api/current.txt b/api/current.txt
index 4f71a80..579f0c7 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -18617,6 +18617,7 @@
     field public static final int JELLY_BEAN_MR1 = 17; // 0x11
     field public static final int JELLY_BEAN_MR2 = 18; // 0x12
     field public static final int KITKAT = 19; // 0x13
+    field public static final int L = 10000; // 0x2710
   }
 
   public final class Bundle implements java.lang.Cloneable android.os.Parcelable {
diff --git a/core/java/android/app/ContextImpl.java b/core/java/android/app/ContextImpl.java
index 0351292..344c3b2 100644
--- a/core/java/android/app/ContextImpl.java
+++ b/core/java/android/app/ContextImpl.java
@@ -1479,13 +1479,13 @@
 
     private void validateServiceIntent(Intent service) {
         if (service.getComponent() == null && service.getPackage() == null) {
-            if (true || getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.KITKAT) {
+            if (getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.L) {
+                IllegalArgumentException ex = new IllegalArgumentException(
+                        "Service Intent must be explicit: " + service);
+                throw ex;
+            } else {
                 Log.w(TAG, "Implicit intents with startService are not safe: " + service
                         + " " + Debug.getCallers(2, 3));
-                //IllegalArgumentException ex = new IllegalArgumentException(
-                //        "Service Intent must be explicit: " + service);
-                //Log.e(TAG, "This will become an error", ex);
-                //throw ex;
             }
         }
     }
diff --git a/core/java/android/os/Build.java b/core/java/android/os/Build.java
index 22e1476..c8051aa 100644
--- a/core/java/android/os/Build.java
+++ b/core/java/android/os/Build.java
@@ -467,6 +467,19 @@
          * </ul>
          */
         public static final int KITKAT = 19;
+
+        /**
+         * L!
+         *
+         * <p>Applications targeting this or a later release will get these
+         * new changes in behavior:</p>
+         * <ul>
+         * <li> {@link android.content.Context#bindService Context.bindService} now
+         * requires an explicit Intent, and will throw an exception if given an explicit
+         * Intent.</li>
+         * </ul>
+         */
+        public static final int L = CUR_DEVELOPMENT;
     }
     
     /** The type of build, like "user" or "eng". */
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index fc98c4e..7f55464 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -234,9 +234,7 @@
     }
 
     void systemReady() {
-        final Context context = ActivityThread.systemMain().getSystemContext();
-        mUserPackageMonitor.register(context,
-                null, UserHandle.ALL, false);
+        mUserPackageMonitor.register(mContext, null, UserHandle.ALL, false);
         userForeground(UserHandle.USER_OWNER);
     }
 
@@ -457,7 +455,7 @@
 
     /**
      * Enforces that only the system UID or root's UID or apps that have the
-     * {@link android.Manifest.permission.MANAGE_USERS MANAGE_USERS}
+     * {@link android.Manifest.permission#MANAGE_USERS MANAGE_USERS}
      * permission can make certain calls to the UserManager.
      *
      * @param message used as message if SecurityException is thrown
@@ -1046,7 +1044,7 @@
     /**
      * Removes a user and all data directories created for that user. This method should be called
      * after the user's processes have been terminated.
-     * @param id the user's id
+     * @param userHandle the user's id
      */
     public boolean removeUser(int userHandle) {
         checkManageUsersPermission("Only the system can remove users");