Blink handle selection handle visibility

third_party/WebKit/Source/core/editing/FrameSelection.h

Index: third_party/WebKit/Source/core/editing/FrameSelection.h
diff --git a/third_party/WebKit/Source/core/editing/FrameSelection.h b/third_party/WebKit/Source/core/editing/FrameSelection.h
index 4b609af678dfd4e2a3ec142aa91b85a698d9bfc8..b7045a2ca36023eb5779b6f16c8c2657980b4ddd 100644
--- a/third_party/WebKit/Source/core/editing/FrameSelection.h
+++ b/third_party/WebKit/Source/core/editing/FrameSelection.h
@@ -65,6 +65,8 @@ enum class SelectionDirectionalMode { NonDirectional, Directional };
 
 enum class CaretVisibility;
 
+enum class HandleVisibility { NotVisible, Visible };
+
 class CORE_EXPORT FrameSelection final
     : public GarbageCollectedFinalized<FrameSelection> {
   WTF_MAKE_NONCOPYABLE(FrameSelection);
@@ -84,6 +86,7 @@ class CORE_EXPORT FrameSelection final
     DoNotUpdateAppearance = 1 << 4,
     DoNotClearStrategy = 1 << 5,
     DoNotAdjustInFlatTree = 1 << 6,
+    HandleVisible = 1 << 7,
   };
   // Union of values in SetSelectionOption and EUserTriggered
   typedef unsigned SetSelectionOptions;
@@ -235,6 +238,11 @@ class CORE_EXPORT FrameSelection final
   void pageActivationChanged();
 
   void setUseSecureKeyboardEntryWhenActive(bool);
+
+  bool isHandleVisible() const {
+    return m_handleVisibility == HandleVisibility::Visible;
+  }
+
   void updateSecureKeyboardEntryIfActive();
 
   // Returns true if a word is selected.
@@ -335,6 +343,8 @@ class CORE_EXPORT FrameSelection final
 
   bool m_focused : 1;
 
+  HandleVisibility m_handleVisibility = HandleVisibility::NotVisible;
+
   // Controls text granularity used to adjust the selection's extent in
   // moveRangeSelectionExtent.
   std::unique_ptr<GranularityStrategy> m_granularityStrategy;