Fix gradient background invalidation when HTML size changes

third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt

Index: third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt
diff --git a/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt b/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt
index 90bf90d789afcce980da11a23f5fbc2111c2bf03..d8a230a900e5321279330c61e98a50fd674e4aeb 100644
--- a/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt
+++ b/third_party/WebKit/LayoutTests/paint/invalidation/window-resize-background-image-fixed-centered-composited-expected.txt
@@ -9,11 +9,6 @@
           "object": "LayoutView #document",
           "rect": [0, 250, 600, 250],
           "reason": "incremental"
-        },
-        {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 600, 8],
-          "reason": "forced by layout"
         }
       ]
     }
@@ -22,10 +17,6 @@
     {
       "object": "LayoutView #document",
       "reason": "incremental"
-    },
-    {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
     }
   ]
 }
@@ -37,11 +28,6 @@
       "drawsContent": true,
       "paintInvalidations": [
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 600, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutView #document",
           "rect": [400, 0, 200, 250],
           "reason": "incremental"
@@ -53,10 +39,6 @@
     {
       "object": "LayoutView #document",
       "reason": "incremental"
-    },
-    {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
     }
   ]
 }
@@ -71,11 +53,6 @@
           "object": "LayoutView #document",
           "rect": [0, 250, 400, 350],
           "reason": "incremental"
-        },
-        {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 400, 8],
-          "reason": "forced by layout"
         }
       ]
     }
@@ -84,10 +61,6 @@
     {
       "object": "LayoutView #document",
       "reason": "incremental"
-    },
-    {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
     }
   ]
 }
@@ -99,11 +72,6 @@
       "drawsContent": true,
       "paintInvalidations": [
         {
-          "object": "LayoutBlockFlow HTML",
-          "rect": [0, 0, 800, 8],
-          "reason": "forced by layout"
-        },
-        {
           "object": "LayoutView #document",
           "rect": [400, 0, 400, 600],
           "reason": "incremental"
@@ -115,10 +83,6 @@
     {
       "object": "LayoutView #document",
       "reason": "incremental"
-    },
-    {
-      "object": "LayoutBlockFlow HTML",
-      "reason": "forced by layout"
     }
   ]
 }