Support for Adaptive Handle Orientation

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index c9722aa853cb3b15aa2dd65ea953aaa74015c067..9aff468287d2ccfda412003ce6b43e70adff97de 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -879,6 +879,11 @@ const char kDisablePullToRefreshEffect[]   = "disable-pull-to-refresh-effect";
 // Disable the locking feature of the screen orientation API.
 const char kDisableScreenOrientationLock[]  = "disable-screen-orientation-lock";
 
+// Enable inverting of selection handles so that they are not clipped by the
+// viewport boundaries.
+const char kEnableAdaptiveSelectionHandleOrientation[] =
+    "enable-adaptive-selection-handle-orientation";
+
 // Enable external animation system for Android compositor.
 // See also kEnableCompositorAnimationTimelines for renderer compositors.
 const char kEnableAndroidCompositorAnimationTimelines[] =