Timeline: show white overlay till page being reloaded paints

third_party/WebKit/Source/web/InspectorOverlay.h

Index: third_party/WebKit/Source/web/InspectorOverlay.h
diff --git a/third_party/WebKit/Source/web/InspectorOverlay.h b/third_party/WebKit/Source/web/InspectorOverlay.h
index 720a88cfc225d28cd8b4cabd721e7748eb169580..0d610924c1d6213aeba41360e4ae6c7a1bff7889 100644
--- a/third_party/WebKit/Source/web/InspectorOverlay.h
+++ b/third_party/WebKit/Source/web/InspectorOverlay.h
@@ -83,6 +83,8 @@ public:
     bool handleInputEvent(const WebInputEvent&);
     void pageLayoutInvalidated(bool resized);
     void setShowViewportSizeOnResize(bool);
+    void setReloadingBanner(const String&);
+    void maybeClearReloadingBanner();
     void setPausedInDebuggerMessage(const String&);
 
     // Does not yet include paint.
@@ -92,6 +94,11 @@ public:
     String evaluateInOverlayForTest(const String&);
 
 private:
+    enum class MessageType {

[dgozman, 2016/08/08 16:28:00]

Can we have a single message?

+        Empty,
+        Reloading,
+        PausedInDebugger
+    };
     explicit InspectorOverlay(WebViewImpl*);
     class InspectorOverlayChromeClient;
     class InspectorPageOverlayDelegate;
@@ -117,7 +124,7 @@ private:
     bool isEmpty();
     void drawNodeHighlight();
     void drawQuadHighlight();
-    void drawPausedInDebuggerMessage();
+    void drawMessages();
     void drawViewSize();
 
     float windowToViewportScale() const;
@@ -142,7 +149,8 @@ private:
     void initializeLayoutEditorIfNeeded(Node*);
 
     WebViewImpl* m_webViewImpl;
-    String m_pausedInDebuggerMessage;
+    String m_message;
+    MessageType m_messageType;
     Member<Node> m_highlightNode;
     Member<Node> m_eventTargetNode;
     InspectorHighlightConfig m_nodeHighlightConfig;