Move MediaQueryResults to RuleFeatureSet.

third_party/WebKit/Source/core/dom/StyleEngineTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/dom/StyleEngine.h"
 
 #include "core/css/StyleSheetContents.h"
 #include "core/dom/Document.h"
 #include "core/dom/NodeComputedStyle.h"
 #include "core/dom/shadow/ShadowRootInit.h"
@@ skipping 279 matching lines @@
                 *shadowRoot, ".a ::content span { background: green}"),
             RuleSetInvalidationFullRecalc);
   EXPECT_EQ(scheduleInvalidationsForRules(
                 *shadowRoot, ".a /deep/ span { background: green}"),
             RuleSetInvalidationFullRecalc);
   EXPECT_EQ(scheduleInvalidationsForRules(
                 *shadowRoot, ".a::shadow span { background: green}"),
             RuleSetInvalidationFullRecalc);
 }
 
+TEST_F(StyleEngineTest, HasViewportDependentMediaQueries) {
+  document().body()->setInnerHTML(
+      "<style>div {}</style>"
+      "<style id='sheet' media='(min-width: 200px)'>"
+      "  div {}"
+      "</style>");
+
+  Element* styleElement = document().getElementById("sheet");
+
+  for (unsigned i = 0; i < 10; i++) {
+    document().body()->removeChild(styleElement);
+    document().view()->updateAllLifecyclePhases();
+    document().body()->appendChild(styleElement);
+    document().view()->updateAllLifecyclePhases();
+  }
+
+  EXPECT_TRUE(document().styleEngine().hasViewportDependentMediaQueries());
+
+  document().body()->removeChild(styleElement);
+  document().view()->updateAllLifecyclePhases();
+
+  EXPECT_FALSE(document().styleEngine().hasViewportDependentMediaQueries());
+}
+
 }  // namespace blink