Add an intent action ACTION_SHOW_APP_INFO.

Bug: 27404193
Change-Id: I0ca43ba4cde47b7c0621cb3caf0d726ce8c70386
diff --git a/api/current.txt b/api/current.txt
index 36dbc40..1f92e9f 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -8574,6 +8574,7 @@
     field public static final java.lang.String ACTION_SENDTO = "android.intent.action.SENDTO";
     field public static final java.lang.String ACTION_SEND_MULTIPLE = "android.intent.action.SEND_MULTIPLE";
     field public static final java.lang.String ACTION_SET_WALLPAPER = "android.intent.action.SET_WALLPAPER";
+    field public static final java.lang.String ACTION_SHOW_APP_INFO = "android.intent.action.SHOW_APP_INFO";
     field public static final java.lang.String ACTION_SHUTDOWN = "android.intent.action.ACTION_SHUTDOWN";
     field public static final java.lang.String ACTION_SYNC = "android.intent.action.SYNC";
     field public static final java.lang.String ACTION_SYSTEM_TUTORIAL = "android.intent.action.SYSTEM_TUTORIAL";
@@ -8666,6 +8667,7 @@
     field public static final java.lang.String EXTRA_MIME_TYPES = "android.intent.extra.MIME_TYPES";
     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_PACKAGE_NAME = "android.intent.extra.PACKAGE_NAME";
     field public static final java.lang.String EXTRA_PHONE_NUMBER = "android.intent.extra.PHONE_NUMBER";
     field public static final java.lang.String EXTRA_PROCESS_TEXT = "android.intent.extra.PROCESS_TEXT";
     field public static final java.lang.String EXTRA_PROCESS_TEXT_READONLY = "android.intent.extra.PROCESS_TEXT_READONLY";
diff --git a/api/system-current.txt b/api/system-current.txt
index 96f2b06..fca69d7 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -8892,6 +8892,7 @@
     field public static final java.lang.String ACTION_SENDTO = "android.intent.action.SENDTO";
     field public static final java.lang.String ACTION_SEND_MULTIPLE = "android.intent.action.SEND_MULTIPLE";
     field public static final java.lang.String ACTION_SET_WALLPAPER = "android.intent.action.SET_WALLPAPER";
+    field public static final java.lang.String ACTION_SHOW_APP_INFO = "android.intent.action.SHOW_APP_INFO";
     field public static final java.lang.String ACTION_SHUTDOWN = "android.intent.action.ACTION_SHUTDOWN";
     field public static final java.lang.String ACTION_SYNC = "android.intent.action.SYNC";
     field public static final java.lang.String ACTION_SYSTEM_TUTORIAL = "android.intent.action.SYSTEM_TUTORIAL";
diff --git a/api/test-current.txt b/api/test-current.txt
index 92a466c..8a6ed0f 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -8581,6 +8581,7 @@
     field public static final java.lang.String ACTION_SENDTO = "android.intent.action.SENDTO";
     field public static final java.lang.String ACTION_SEND_MULTIPLE = "android.intent.action.SEND_MULTIPLE";
     field public static final java.lang.String ACTION_SET_WALLPAPER = "android.intent.action.SET_WALLPAPER";
+    field public static final java.lang.String ACTION_SHOW_APP_INFO = "android.intent.action.SHOW_APP_INFO";
     field public static final java.lang.String ACTION_SHUTDOWN = "android.intent.action.ACTION_SHUTDOWN";
     field public static final java.lang.String ACTION_SYNC = "android.intent.action.SYNC";
     field public static final java.lang.String ACTION_SYSTEM_TUTORIAL = "android.intent.action.SYSTEM_TUTORIAL";
@@ -8673,6 +8674,7 @@
     field public static final java.lang.String EXTRA_MIME_TYPES = "android.intent.extra.MIME_TYPES";
     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_PACKAGE_NAME = "android.intent.extra.PACKAGE_NAME";
     field public static final java.lang.String EXTRA_PHONE_NUMBER = "android.intent.extra.PHONE_NUMBER";
     field public static final java.lang.String EXTRA_PROCESS_TEXT = "android.intent.extra.PROCESS_TEXT";
     field public static final java.lang.String EXTRA_PROCESS_TEXT_READONLY = "android.intent.extra.PROCESS_TEXT_READONLY";
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index 10259be..1eb101c 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -765,6 +765,19 @@
             = "android.intent.action.APPLICATION_PREFERENCES";
 
     /**
+     * Activity Action: Launch an activity showing the app information.
+     * For applications which install other applications (such as app stores), it is recommended
+     * to handle this action for providing the app information to the user.
+     *
+     * <p>Input: {@link #EXTRA_PACKAGE_NAME} specifies the package whose information needs
+     * to be displayed.
+     * <p>Output: Nothing.
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_SHOW_APP_INFO
+            = "android.intent.action.SHOW_APP_INFO";
+
+    /**
      * Represents a shortcut/live folder icon resource.
      *
      * @see Intent#ACTION_CREATE_SHORTCUT
@@ -1673,9 +1686,7 @@
      * Type: String
      * </p>
      *
-     * @hide
      */
-    @SystemApi
     public static final String EXTRA_PACKAGE_NAME = "android.intent.extra.PACKAGE_NAME";
 
     /**