aw: Ensure invalidation when pipeline is stalled

android_webview/browser/browser_view_renderer.h

Index: android_webview/browser/browser_view_renderer.h
diff --git a/android_webview/browser/browser_view_renderer.h b/android_webview/browser/browser_view_renderer.h
index 61fadc110304cfd452319e0b5e7583c4e24a695e..1fc5650a459c670f963282c545efd7111682d119 100644
--- a/android_webview/browser/browser_view_renderer.h
+++ b/android_webview/browser/browser_view_renderer.h
@@ -141,6 +141,7 @@ class BrowserViewRenderer : public content::SynchronousCompositorClient,
       bool effective_immediately) override;
 
   void UpdateParentDrawConstraints();
+  void DidSkipCommitFrame();
 
  private:
   void SetTotalRootLayerScrollOffset(gfx::Vector2dF new_value_dip);
@@ -154,7 +155,7 @@ class BrowserViewRenderer : public content::SynchronousCompositorClient,
   bool OnDrawSoftware(jobject java_canvas);
   bool CompositeSW(SkCanvas* canvas);
   void DidComposite();
-  void SkippedCompositeInDraw();
+  void DidSkipCompositeInDraw();
   scoped_refptr<base::debug::ConvertableToTraceFormat> RootLayerStateAsValue(
       const gfx::Vector2dF& total_scroll_offset_dip,
       const gfx::SizeF& scrollable_size_dip);
@@ -216,6 +217,8 @@ class BrowserViewRenderer : public content::SynchronousCompositorClient,
   // states.
   bool compositor_needs_continuous_invalidate_;
 
+  bool invalidate_after_composite_;
+
   // Used to block additional invalidates while one is already pending.
   bool block_invalidates_;