diff --git a/shell/platform/embedder/embedder.cc b/shell/platform/embedder/embedder.cc
index 165610d8caf2f4a0b633cd9f3ffbabb424accca9..d134847ed62f20df839a50ae62d5027ee14e1219 100644
--- a/shell/platform/embedder/embedder.cc
+++ b/shell/platform/embedder/embedder.cc
@@ -540,6 +540,7 @@ FlutterEngineResult FlutterEngineSendWindowMetricsEvent(
              : kInvalidArguments;
 }
 
+// Returns the blink::PointerData::Change for the given FlutterPointerPhase.
 inline blink::PointerData::Change ToPointerDataChange(
     FlutterPointerPhase phase) {
   switch (phase) {
@@ -551,6 +552,12 @@ inline blink::PointerData::Change ToPointerDataChange(
       return blink::PointerData::Change::kDown;
     case kMove:
       return blink::PointerData::Change::kMove;
+    case kAdd:
+      return blink::PointerData::Change::kAdd;
+    case kRemove:
+      return blink::PointerData::Change::kRemove;
+    case kHover:
+      return blink::PointerData::Change::kHover;
   }
   return blink::PointerData::Change::kCancel;
 }
diff --git a/shell/platform/embedder/embedder.h b/shell/platform/embedder/embedder.h
index d1a997aeca16e3b0bf23efc7c8202e134a5b5c41..010bfbe336bc244132e5cbe27dd4a8067a3f0d8d 100644
--- a/shell/platform/embedder/embedder.h
+++ b/shell/platform/embedder/embedder.h
@@ -148,6 +148,9 @@ typedef enum {
   kUp,
   kDown,
   kMove,
+  kAdd,
+  kRemove,
+  kHover,
 } FlutterPointerPhase;
 
 typedef struct {