Don't invalidate rect if it's covered by fully invalidated parent's visual rect

third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt

Index: third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt b/third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt
index 660bb7933fcea14de0c8b8cf36419560bb067b05..7eb41b3856c17fa75a0d2bb9dacc56ec14065874 100644
--- a/third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt
+++ b/third_party/WebKit/LayoutTests/platform/win/paint/invalidation/line-flow-with-floats-8-expected.txt
@@ -13,55 +13,10 @@
         },
         {
           "object": "LayoutText #text",
-          "rect": [14, 242, 406, 125],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [14, 188, 406, 71],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [14, 404, 355, 71],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [14, 368, 355, 53],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
           "rect": [14, 404, 355, 35],
           "reason": "forced by layout"
         },
         {
-          "object": "LayoutText #text",
-          "rect": [14, 80, 354, 107],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [14, 368, 336, 17],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [65, 368, 304, 17],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [178, 350, 146, 17],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [127, 350, 145, 17],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow (floating) SPAN id='blueFloat'",
           "rect": [14, 353, 48, 65],
           "reason": "layoutObject removal"