EXTRA_CHOOSER_PAYLOAD_RESELECTION_ACTION -> EXTRA_CHOOSER_MODIFY_SHARE_ACTION

Functionally the same as before, just a slight change in semantics:
instead of focusing solely on reselection, broaden to a 'modify share'
affordance.

Bug: 267870268
Test: Build
Change-Id: Ida05cc4efb8d5c95ab783a7fd22a7008bf77aca2
diff --git a/core/api/current.txt b/core/api/current.txt
index 5f1ac76..b1d6ee8 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -10876,7 +10876,7 @@
     field public static final String EXTRA_CHANGED_PACKAGE_LIST = "android.intent.extra.changed_package_list";
     field public static final String EXTRA_CHANGED_UID_LIST = "android.intent.extra.changed_uid_list";
     field public static final String EXTRA_CHOOSER_CUSTOM_ACTIONS = "android.intent.extra.CHOOSER_CUSTOM_ACTIONS";
-    field public static final String EXTRA_CHOOSER_PAYLOAD_RESELECTION_ACTION = "android.intent.extra.CHOOSER_PAYLOAD_RESELECTION_ACTION";
+    field public static final String EXTRA_CHOOSER_MODIFY_SHARE_ACTION = "android.intent.extra.CHOOSER_MODIFY_SHARE_ACTION";
     field public static final String EXTRA_CHOOSER_REFINEMENT_INTENT_SENDER = "android.intent.extra.CHOOSER_REFINEMENT_INTENT_SENDER";
     field public static final String EXTRA_CHOOSER_TARGETS = "android.intent.extra.CHOOSER_TARGETS";
     field public static final String EXTRA_CHOSEN_COMPONENT = "android.intent.extra.CHOSEN_COMPONENT";
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index d7ab6d7..c4ef75e 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -5907,13 +5907,12 @@
 
     /**
      * Optional argument to be used with {@link #ACTION_CHOOSER}.
-     * A {@link android.app.PendingIntent} to be sent when the user wants to do payload reselection
-     * in the sharesheet.
-     * A reselection action allows the user to return to the source app to change the content being
-     * shared.
+     * A {@link android.app.PendingIntent} to be sent when the user wants to modify the content that
+     * they're sharing. This can be used to allow the user to return to the source app to, for
+     * example, select different media.
      */
-    public static final String EXTRA_CHOOSER_PAYLOAD_RESELECTION_ACTION =
-            "android.intent.extra.CHOOSER_PAYLOAD_RESELECTION_ACTION";
+    public static final String EXTRA_CHOOSER_MODIFY_SHARE_ACTION =
+            "android.intent.extra.CHOOSER_MODIFY_SHARE_ACTION";
 
     /**
      * An {@code ArrayList} of {@code String} annotations describing content for