Simplify CSS variables resolution logic [1 of 2]

third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html

Index: third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html
diff --git a/third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html b/third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html
index cc56bf589dcc1b575dd0d480e4002d94c950c461..5d7e52a19932810d4a4cce2cebf754e28961cc08 100644
--- a/third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html
+++ b/third_party/WebKit/LayoutTests/fast/css/variables/tricky-cycle-cases.html
@@ -99,6 +99,13 @@ div {
   background-color: orange;
   background-color: var(--n, var(--o, green));
 }
+
+#twocycle_with_separate_fallback {
+  --a: var(--b) var(--c, red);
+  --b: var(--a) var(--c, red);
+  background-color: orange;
+  background-color: var(--a, green);
+}
 </style>
 
 <div id=twocycleinfallback_a></div>
@@ -113,6 +120,7 @@ div {
 <div id=secondarycycle_chain_r></div>
 <div id=secondarycycle_fallback></div>
 <div id=secondarycycle_fallback_r></div>
+<div id=twocycle_with_separate_fallback></div>
 
 <script>
 test(function() {
@@ -144,4 +152,8 @@ test(function() {
   assert_equals(getComputedStyle(secondarycycle_fallback).backgroundColor, 'rgb(0, 128, 0)');
   assert_equals(getComputedStyle(secondarycycle_fallback_r).backgroundColor, 'rgb(0, 128, 0)');
 }, 'Secondary cycles need to be detected too (secondary cycle in fallback)');
+
+test(function() {
+  assert_equals(getComputedStyle(twocycle_with_separate_fallback).backgroundColor, 'rgb(0, 128, 0)');
+}, 'A cycle is not affected by other variable references with fallbacks');
 </script>