Workaround for Samsung email issues

third_party/WebKit/Source/core/frame/Settings.json5

Index: third_party/WebKit/Source/core/frame/Settings.json5
diff --git a/third_party/WebKit/Source/core/frame/Settings.json5 b/third_party/WebKit/Source/core/frame/Settings.json5
index c32d7ef1cac50409101b958f5712444d66e8ed4f..ce11393c072ae0281c2debae2ab2c8ef1dc73b13 100644
--- a/third_party/WebKit/Source/core/frame/Settings.json5
+++ b/third_party/WebKit/Source/core/frame/Settings.json5
@@ -928,5 +928,12 @@
       initial: true,
       invalidate: "MediaControls",
     },
+
+    // Whether we should not update selection attributes when mutating selection range.
+    // TODO(changwan): remove this flag when we no longer support Android M.
+    {
+      name: "doNotUpdateSelectionOnMutatingSelectionRange",
+      initial: false,
+    },
   ],
 }