[SPInvalidation] Invalidate all paint and properties for printing

third_party/WebKit/Source/core/paint/PaintInvalidator.h

Index: third_party/WebKit/Source/core/paint/PaintInvalidator.h
diff --git a/third_party/WebKit/Source/core/paint/PaintInvalidator.h b/third_party/WebKit/Source/core/paint/PaintInvalidator.h
index e93ec3c9522cfefb34f97121c49b9be527e70928..873b09be077853b2058b499f537ba9b697e83d20 100644
--- a/third_party/WebKit/Source/core/paint/PaintInvalidator.h
+++ b/third_party/WebKit/Source/core/paint/PaintInvalidator.h
@@ -49,6 +49,11 @@ struct PaintInvalidatorContext {
     // TODO(crbug.com/637313): This is temporary before we support filters in
     // paint property tree.
     ForcedSubtreeSlowPathRect = 1 << 5,
+    // For SPv1, all of the above flags don't cross paint invalidation container

[pdr., 2016/12/15 06:07:24]

Similar question as above--why do we need to invalidate paint in more cases than
spv1?

+    // boundary. ForceWholeTreeFullInvalidation does.
+    // TODO(wangxianzhu): Combine this with ForcedSubtreeFullInvalidation when
+    // removing non-SPv2 code.
+    ForcedWholeTreeFullInvalidation = 1 << 6,
   };
   unsigned forcedSubtreeInvalidationFlags = 0;