Fix gradient background invalidation when HTML size changes

third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt

Index: third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt
diff --git a/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt b/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt
index 499f7978ec0e75292f9cf49223a14b5296eb52aa..73762ea7fd3274c32b0d9fe7cc61cc1cb3c2e07a 100644
--- a/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt
+++ b/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-centered-inline-under-fixed-pos-expected.txt
@@ -17,11 +17,6 @@
           "reason": "incremental"
         },
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 600, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV class='parent'",
           "rect": [0, 0, 6, 500],
           "reason": "forced by layout"
@@ -45,10 +40,6 @@
       "reason": "incremental"
     },
     {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
-    },
-    {
       "object": "LayoutBlockFlow (positioned) DIV class='container'",
       "reason": "forced by layout"
     },
@@ -80,11 +71,6 @@
           "reason": "forced by layout"
         },
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 600, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutView #document",
           "rect": [400, 0, 200, 250],
           "reason": "incremental"
@@ -108,10 +94,6 @@
       "reason": "incremental"
     },
     {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
-    },
-    {
       "object": "LayoutBlockFlow (positioned) DIV class='container'",
       "reason": "forced by layout"
     },
@@ -148,11 +130,6 @@
           "reason": "incremental"
         },
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 400, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutBlockFlow DIV class='parent'",
           "rect": [0, 0, 6, 600],
           "reason": "forced by layout"
@@ -176,10 +153,6 @@
       "reason": "incremental"
     },
     {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
-    },
-    {
       "object": "LayoutBlockFlow (positioned) DIV class='container'",
       "reason": "full"
     },
@@ -211,11 +184,6 @@
           "reason": "full"
         },
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 800, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutView #document",
           "rect": [400, 0, 400, 600],
           "reason": "incremental"
@@ -239,10 +207,6 @@
       "reason": "incremental"
     },
     {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
-    },
-    {
       "object": "LayoutBlockFlow (positioned) DIV class='container'",
       "reason": "full"
     },