Renamed FLAG_ACTIVITY_LAUNCH_TO_SIDE to FLAG_ACTIVITY_LAUNCH_ADJACENT

Per feedback from API council.

Bug: 26508215
Change-Id: Id17166fe981587c9c16c382ccbdf0846ed2ae5d6
diff --git a/api/current.txt b/api/current.txt
index 3260d4c..023999f 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -8640,7 +8640,7 @@
     field public static final int FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS = 8388608; // 0x800000
     field public static final int FLAG_ACTIVITY_FORWARD_RESULT = 33554432; // 0x2000000
     field public static final int FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY = 1048576; // 0x100000
-    field public static final int FLAG_ACTIVITY_LAUNCH_TO_SIDE = 4096; // 0x1000
+    field public static final int FLAG_ACTIVITY_LAUNCH_ADJACENT = 4096; // 0x1000
     field public static final int FLAG_ACTIVITY_MULTIPLE_TASK = 134217728; // 0x8000000
     field public static final int FLAG_ACTIVITY_NEW_DOCUMENT = 524288; // 0x80000
     field public static final int FLAG_ACTIVITY_NEW_TASK = 268435456; // 0x10000000
diff --git a/api/system-current.txt b/api/system-current.txt
index ef6506d..fce3d4b 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -8954,7 +8954,7 @@
     field public static final int FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS = 8388608; // 0x800000
     field public static final int FLAG_ACTIVITY_FORWARD_RESULT = 33554432; // 0x2000000
     field public static final int FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY = 1048576; // 0x100000
-    field public static final int FLAG_ACTIVITY_LAUNCH_TO_SIDE = 4096; // 0x1000
+    field public static final int FLAG_ACTIVITY_LAUNCH_ADJACENT = 4096; // 0x1000
     field public static final int FLAG_ACTIVITY_MULTIPLE_TASK = 134217728; // 0x8000000
     field public static final int FLAG_ACTIVITY_NEW_DOCUMENT = 524288; // 0x80000
     field public static final int FLAG_ACTIVITY_NEW_TASK = 268435456; // 0x10000000
diff --git a/api/test-current.txt b/api/test-current.txt
index db1ca19..73315f6 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -8645,7 +8645,7 @@
     field public static final int FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS = 8388608; // 0x800000
     field public static final int FLAG_ACTIVITY_FORWARD_RESULT = 33554432; // 0x2000000
     field public static final int FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY = 1048576; // 0x100000
-    field public static final int FLAG_ACTIVITY_LAUNCH_TO_SIDE = 4096; // 0x1000
+    field public static final int FLAG_ACTIVITY_LAUNCH_ADJACENT = 4096; // 0x1000
     field public static final int FLAG_ACTIVITY_MULTIPLE_TASK = 134217728; // 0x8000000
     field public static final int FLAG_ACTIVITY_NEW_DOCUMENT = 524288; // 0x80000
     field public static final int FLAG_ACTIVITY_NEW_TASK = 268435456; // 0x10000000
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index ee469da..debfa89 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -4587,11 +4587,11 @@
     public static final int FLAG_ACTIVITY_RETAIN_IN_RECENTS = 0x00002000;
 
     /**
-     * This flag is only used in the multi-window mode. The new activity will be displayed on
-     * the other side than the one that is launching it. This can only be used in conjunction with
+     * This flag is only used in split-screen multi-window mode. The new activity will be displayed
+     * adjacent to the one launching it. This can only be used in conjunction with
      * {@link #FLAG_ACTIVITY_NEW_TASK}.
      */
-    public static final int FLAG_ACTIVITY_LAUNCH_TO_SIDE = 0x00001000;
+    public static final int FLAG_ACTIVITY_LAUNCH_ADJACENT = 0x00001000;
 
     /**
      * If set, when sending a broadcast only registered receivers will be
diff --git a/packages/DocumentsUI/src/com/android/documentsui/FilesActivity.java b/packages/DocumentsUI/src/com/android/documentsui/FilesActivity.java
index f51f689..336888a 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/FilesActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/FilesActivity.java
@@ -289,7 +289,7 @@
         // By default we'd be launched in-place above the existing app.
         // By setting launch-to-side ActivityManager will open us to side.
         if (inMultiWindowMode()) {
-            intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCH_TO_SIDE);
+            intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT);
         }
 
         startActivity(intent);
diff --git a/services/core/java/com/android/server/am/ActivityStarter.java b/services/core/java/com/android/server/am/ActivityStarter.java
index 4015c08..8a01659 100644
--- a/services/core/java/com/android/server/am/ActivityStarter.java
+++ b/services/core/java/com/android/server/am/ActivityStarter.java
@@ -17,7 +17,7 @@
 import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
 import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TASK;
 import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TOP;
-import static android.content.Intent.FLAG_ACTIVITY_LAUNCH_TO_SIDE;
+import static android.content.Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT;
 import static android.content.Intent.FLAG_ACTIVITY_MULTIPLE_TASK;
 import static android.content.Intent.FLAG_ACTIVITY_NEW_DOCUMENT;
 import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
@@ -1672,7 +1672,7 @@
             return mSupervisor.getStack(FULLSCREEN_WORKSPACE_STACK_ID, CREATE_IF_NEEDED, ON_TOP);
         }
 
-        if (!launchToSideAllowed || (launchFlags & FLAG_ACTIVITY_LAUNCH_TO_SIDE) == 0) {
+        if (!launchToSideAllowed || (launchFlags & FLAG_ACTIVITY_LAUNCH_ADJACENT) == 0) {
             return null;
         }