Add support for 'display-mode' MQ defined in Manifest spec

Source/core/css/MediaQueryEvaluatorTest.cpp

 // Copyright 2014 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 "config.h"
 #include "core/css/MediaQueryEvaluator.h"
 
 #include "core/MediaTypeNames.h"
 #include "core/css/MediaList.h"
 #include "core/css/MediaValuesCached.h"
@@ skipping 36 matching lines @@
     {"(orientation: 'portrait')", 0},
     {"(orientation: @junk portrait)", 0},
     {"screen and (orientation: @portrait) and (max-width: 1000px)", 0},
     {"screen and (orientation: @portrait), (max-width: 1000px)", 1},
     {"tv and (scan: progressive)", 0},
     {"(pointer: coarse)", 0},
     {"(pointer: fine)", 1},
     {"(hover: hover)", 1},
     {"(hover: on-demand)", 0},
     {"(hover: none)", 0},
+    {"(display-mode)", 0},
+    {"(display-mode: fullscreen)", 0},
+    {"(display-mode: standalone)", 0},
+    {"(display-mode: minimal-ui)", 0},
+    {"(display-mode: browser)", 1},
+    {"(display-mode: min-browser)", 0},
+    {"(display-mode: url(browser))", 0},
+    {"(display-mode: #browser)", 0},
+    {"(display-mode: @browser)", 0},
+    {"(display-mode: 'browser')", 0},
+    {"(display-mode: @junk browser)", 0},
     {0, 0} // Do not remove the terminator line.
 };
 
 TestCase viewportTestCases[] = {
     {"all and (min-width: 500px)", 1},
     {"(min-width: 500px)", 1},
     {"(min-width: 501px)", 0},
     {"(max-width: 500px)", 1},
     {"(max-width: 499px)", 0},
     {"(width: 500px)", 1},
@@ skipping 40 matching lines @@
     data.deviceHeight = 500;
     data.devicePixelRatio = 2.0;
     data.colorBitsPerComponent = 24;
     data.monochromeBitsPerComponent = 0;
     data.primaryPointerType = PointerTypeFine;
     data.primaryHoverType = HoverTypeHover;
     data.defaultFontSize = 16;
     data.threeDEnabled = true;
     data.mediaType = MediaTypeNames::screen;
     data.strictMode = true;
+    data.displayMode = DisplayModeBrowser;
     RefPtr<MediaValues> mediaValues = MediaValuesCached::create(data);
 
     MediaQueryEvaluator mediaQueryEvaluator(*mediaValues);
     testMQEvaluator(screenTestCases, mediaQueryEvaluator);
     testMQEvaluator(viewportTestCases, mediaQueryEvaluator);
 
     data.mediaType = MediaTypeNames::print;
     mediaValues = MediaValuesCached::create(data);
     MediaQueryEvaluator printMediaQueryEvaluator(*mediaValues);
     testMQEvaluator(printTestCases, printMediaQueryEvaluator);
@@ skipping 16 matching lines @@
     RefPtrWillBePersistent<FrameView> view = pageHolder->frame().view();
     pageHolder->frame().setView(nullptr);
     MediaQueryEvaluator mediaQueryEvaluator(&pageHolder->frame());
     RefPtrWillBePersistent<MediaQuerySet> querySet = MediaQuerySet::create("foobar");
     bool output = false;
     ASSERT_EQ(output, mediaQueryEvaluator.eval(querySet.get()));
     pageHolder->frame().setView(view);
 }
 
 } // namespace