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

third_party/WebKit/LayoutTests/paint/invalidation/flexbox/repaint-expected.txt

Index: third_party/WebKit/LayoutTests/paint/invalidation/flexbox/repaint-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/flexbox/repaint-expected.txt b/third_party/WebKit/LayoutTests/paint/invalidation/flexbox/repaint-expected.txt
similarity index 78%
rename from third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/flexbox/repaint-expected.txt
rename to third_party/WebKit/LayoutTests/paint/invalidation/flexbox/repaint-expected.txt
index a4ec2ec1210f9bdb1095788a14ff3335db0fddd0..87ec0cf26c11ad1a6c32918e7f01197014eefdd1 100644
--- a/third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/flexbox/repaint-expected.txt
+++ b/third_party/WebKit/LayoutTests/paint/invalidation/flexbox/repaint-expected.txt
@@ -12,16 +12,6 @@
           "reason": "style change"
         },
         {
-          "object": "LayoutBlockFlow P",
-          "rect": [138, 116, 654, 90],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [138, 116, 652, 90],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV id='content'",
           "rect": [148, 116, 644, 108],
           "reason": "style change"
@@ -32,46 +22,16 @@
           "reason": "style change"
         },
         {
-          "object": "LayoutBlockFlow P",
-          "rect": [148, 116, 644, 108],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutBlockFlow P",
-          "rect": [148, 116, 644, 108],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [148, 116, 632, 108],
-          "reason": "forced by layout"
-        },
-        {
-          "object": "LayoutText #text",
-          "rect": [148, 116, 632, 108],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV id='content'",
           "rect": [400, 116, 392, 162],
           "reason": "style change"
         },
         {
-          "object": "LayoutBlockFlow P",
-          "rect": [400, 116, 392, 162],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV id='left'",
           "rect": [8, 224, 392, 54],
           "reason": "incremental"
         },
         {
-          "object": "LayoutText #text",
-          "rect": [400, 116, 391, 162],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV id='left'",
           "rect": [148, 116, 252, 162],
           "reason": "incremental"