First implementation of the grant/revoke UI

Change-Id: Icdb7c822881552b30850697dba709671bf27baa5
diff --git a/api/system-current.txt b/api/system-current.txt
index f3ecd45..09114fe 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -8143,8 +8143,10 @@
     field public static final java.lang.String ACTION_MAIN = "android.intent.action.MAIN";
     field public static final java.lang.String ACTION_MANAGED_PROFILE_ADDED = "android.intent.action.MANAGED_PROFILE_ADDED";
     field public static final java.lang.String ACTION_MANAGED_PROFILE_REMOVED = "android.intent.action.MANAGED_PROFILE_REMOVED";
+    field public static final java.lang.String ACTION_MANAGE_APP_PERMISSIONS = "android.intent.action.MANAGE_APP_PERMISSIONS";
     field public static final java.lang.String ACTION_MANAGE_NETWORK_USAGE = "android.intent.action.MANAGE_NETWORK_USAGE";
     field public static final java.lang.String ACTION_MANAGE_PACKAGE_STORAGE = "android.intent.action.MANAGE_PACKAGE_STORAGE";
+    field public static final java.lang.String ACTION_MANAGE_PERMISSION_APPS = "android.intent.action.MANAGE_PERMISSION_APPS";
     field public static final java.lang.String ACTION_MEDIA_BAD_REMOVAL = "android.intent.action.MEDIA_BAD_REMOVAL";
     field public static final java.lang.String ACTION_MEDIA_BUTTON = "android.intent.action.MEDIA_BUTTON";
     field public static final java.lang.String ACTION_MEDIA_CHECKING = "android.intent.action.MEDIA_CHECKING";
@@ -8281,6 +8283,8 @@
     field public static final java.lang.String EXTRA_NOT_UNKNOWN_SOURCE = "android.intent.extra.NOT_UNKNOWN_SOURCE";
     field public static final java.lang.String EXTRA_ORIGINATING_URI = "android.intent.extra.ORIGINATING_URI";
     field public static final java.lang.String EXTRA_PACKAGES = "android.intent.extra.PACKAGES";
+    field public static final java.lang.String EXTRA_PACKAGE_NAME = "android.intent.extra.PACKAGE_NAME";
+    field public static final java.lang.String EXTRA_PERMISSION_NAME = "android.intent.extra.PERMISSION_NAME";
     field public static final java.lang.String EXTRA_PHONE_NUMBER = "android.intent.extra.PHONE_NUMBER";
     field public static final java.lang.String EXTRA_REFERRER = "android.intent.extra.REFERRER";
     field public static final java.lang.String EXTRA_REFERRER_NAME = "android.intent.extra.REFERRER_NAME";
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index 9be96a1..030b770 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -1502,6 +1502,66 @@
      */
     public static final String METADATA_SETUP_VERSION = "android.SETUP_VERSION";
 
+    /**
+     * Activity action: Launch UI to manage the permissions of an app.
+     * <p>
+     * Input: {@link #EXTRA_PACKAGE_NAME} specifies the package whose permissions
+     * will be managed by the launched UI.
+     * </p>
+     * <p>
+     * Output: Nothing.
+     * </p>
+     *
+     * @see #EXTRA_PACKAGE_NAME
+     *
+     * @hide
+     */
+    @SystemApi
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_MANAGE_APP_PERMISSIONS =
+            "android.intent.action.MANAGE_APP_PERMISSIONS";
+
+    /**
+     * Intent extra: An app package name.
+     * <p>
+     * Type: String
+     * </p>S
+     *
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_PACKAGE_NAME = "android.intent.extra.PACKAGE_NAME";
+
+    /**
+     * Activity action: Launch UI to manage which apps have a given permission.
+     * <p>
+     * Input: {@link #EXTRA_PERMISSION_NAME} specifies the permission access
+     * to which will be managed by the launched UI.
+     * </p>
+     * <p>
+     * Output: Nothing.
+     * </p>
+     *
+     * @see #EXTRA_PERMISSION_NAME
+     *
+     * @hide
+     */
+    @SystemApi
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_MANAGE_PERMISSION_APPS =
+            "android.intent.action.MANAGE_PERMISSION_APPS";
+
+    /**
+     * Intent extra: The name of a permission.
+     * <p>
+     * Type: String
+     * </p>
+     *
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_PERMISSION_NAME = "android.intent.extra.PERMISSION_NAME";
+
     // ---------------------------------------------------------------------
     // ---------------------------------------------------------------------
     // Standard intent broadcast actions (see action variable).
diff --git a/core/java/android/content/pm/PackageParser.java b/core/java/android/content/pm/PackageParser.java
index e5859d03..212cf6d 100644
--- a/core/java/android/content/pm/PackageParser.java
+++ b/core/java/android/content/pm/PackageParser.java
@@ -376,16 +376,6 @@
         return path.endsWith(".apk");
     }
 
-    /*
-    public static PackageInfo generatePackageInfo(PackageParser.Package p,
-            int gids[], int flags, long firstInstallTime, long lastUpdateTime,
-            HashSet<String> grantedPermissions) {
-        PackageUserState state = new PackageUserState();
-        return generatePackageInfo(p, gids, flags, firstInstallTime, lastUpdateTime,
-                grantedPermissions, state, UserHandle.getCallingUserId());
-    }
-    */
-
     /**
      * Generate and return the {@link PackageInfo} for a parsed package.
      *
@@ -394,7 +384,7 @@
      */
     public static PackageInfo generatePackageInfo(PackageParser.Package p,
             int gids[], int flags, long firstInstallTime, long lastUpdateTime,
-            ArraySet<String> grantedPermissions, PackageUserState state) {
+            Set<String> grantedPermissions, PackageUserState state) {
 
         return generatePackageInfo(p, gids, flags, firstInstallTime, lastUpdateTime,
                 grantedPermissions, state, UserHandle.getCallingUserId());
@@ -574,7 +564,7 @@
                 for (int i=0; i<N; i++) {
                     final String perm = p.requestedPermissions.get(i);
                     pi.requestedPermissions[i] = perm;
-                    // The notion of requried permissions is deprecated but for compatibility.
+                    // The notion of required permissions is deprecated but for compatibility.
                     pi.requestedPermissionsFlags[i] |= PackageInfo.REQUESTED_PERMISSION_REQUIRED;
                     if (grantedPermissions != null && grantedPermissions.contains(perm)) {
                         pi.requestedPermissionsFlags[i] |= PackageInfo.REQUESTED_PERMISSION_GRANTED;
diff --git a/core/java/android/preference/Preference.java b/core/java/android/preference/Preference.java
index ccf2cfa..f32e8cf 100644
--- a/core/java/android/preference/Preference.java
+++ b/core/java/android/preference/Preference.java
@@ -706,8 +706,10 @@
      * @param iconResId The icon as a resource ID.
      */
     public void setIcon(@DrawableRes int iconResId) {
-        mIconResId = iconResId;
-        setIcon(mContext.getDrawable(iconResId));
+        if (mIconResId != iconResId) {
+            mIconResId = iconResId;
+            setIcon(mContext.getDrawable(iconResId));
+        }
     }
 
     /**
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 2629e48..ad51457 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -1951,15 +1951,14 @@
             return null;
         }
 
-        PermissionsState permissionsState = ps.getPermissionsState();
+        final PermissionsState permissionsState = ps.getPermissionsState();
 
         final int[] gids = permissionsState.computeGids(userId);
-        Set<String> permissions = permissionsState.getPermissions(userId);
-
+        final Set<String> permissions = permissionsState.getPermissions(userId);
         final PackageUserState state = ps.readUserState(userId);
+
         return PackageParser.generatePackageInfo(p, gids, flags,
-                ps.firstInstallTime, ps.lastUpdateTime, permissions,
-                state, userId);
+                ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId);
     }
 
     @Override