Don't let PaintInvalidationLocationChange shadow other reasons

third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt

Index: third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt
diff --git a/third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt b/third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt
index 01b19c00e54dada8a4fd6f5ed4985b3df9fc74e0..2ad989490b2db3c5262bbffc59ba59541b75e03a 100644
--- a/third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt
+++ b/third_party/WebKit/LayoutTests/compositing/squashing/squash-above-fixed-1-expected.txt
@@ -61,7 +61,7 @@ CASE 2, scrolling y to 80, new layers will be squashed, so things repaint:
         {
           "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-b' class='overlapping lime'",
           "rect": [0, 100, 200, 100],
-          "reason": "location change"
+          "reason": "compositing update"
         },
         {
           "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-d' class='overlapping lime'",
@@ -107,17 +107,17 @@ CASE 2, scrolling y to 80, new layers will be squashed, so things repaint:
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-f' class='overlapping lime'",
                   "rect": [0, 200, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 },
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-e' class='overlapping cyan'",
                   "rect": [0, 100, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 },
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-d' class='overlapping lime'",
                   "rect": [0, 0, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 }
               ]
             }
@@ -181,7 +181,7 @@ CASE 4, scrolling y to 170 new layers will be squashed, so things repaint:
         {
           "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-c' class='overlapping cyan'",
           "rect": [0, 200, 200, 100],
-          "reason": "location change"
+          "reason": "compositing update"
         },
         {
           "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-f' class='overlapping lime'",
@@ -232,17 +232,17 @@ CASE 4, scrolling y to 170 new layers will be squashed, so things repaint:
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-g' class='overlapping cyan'",
                   "rect": [0, 200, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 },
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-f' class='overlapping lime'",
                   "rect": [0, 100, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 },
                 {
                   "object": "LayoutBlockFlow (relative positioned) DIV id='paragraph-e' class='overlapping cyan'",
                   "rect": [0, 0, 200, 100],
-                  "reason": "location change"
+                  "reason": "compositing update"
                 }
               ]
             }