Disable Math and Symbols segmentation, fix dotted circle sequence

third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp

Index: third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp
diff --git a/third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp b/third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp
index 99487cd94cb1b3da8657861e9b1b33559ec139f8..f0d00e8d8c79d07928517983ef609d00bf22fbae 100644
--- a/third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp
+++ b/third_party/WebKit/Source/platform/fonts/SymbolsIteratorTest.cpp
@@ -96,7 +96,7 @@ TEST_F(SymbolsIteratorTest, LatinColorEmojiTextEmoji)
 
 TEST_F(SymbolsIteratorTest, IgnoreVSInMath)
 {
-    CHECK_RUNS({ { "⊆⊇⊈\xEF\xB8\x8E⊙⊚⊚", FontFallbackPriority::Math } });
+    CHECK_RUNS({ { "⊆⊇⊈\xEF\xB8\x8E⊙⊚⊚", FontFallbackPriority::Text } });
 }
 
 TEST_F(SymbolsIteratorTest, IgnoreVS15InText)
@@ -129,6 +129,11 @@ TEST_F(SymbolsIteratorTest, SingleFlag)
     CHECK_RUNS({ { "🇺", FontFallbackPriority::Text } });
 }
 
+TEST_F(SymbolsIteratorTest, CombiningCircle)
+{
+    CHECK_RUNS({ { "◌́◌̀◌̈◌̂◌̄◌̊", FontFallbackPriority::Text } });
+}
+
 // TODO: Perhaps check for invalid country indicator combinations?
 
 TEST_F(SymbolsIteratorTest, FlagsVsNonFlags)
@@ -211,10 +216,7 @@ TEST_F(SymbolsIteratorTest, ExtraZWJPrefix)
 
 TEST_F(SymbolsIteratorTest, Arrows)
 {
-    CHECK_RUNS({ { "x", FontFallbackPriority::Text },
-        { "→←", FontFallbackPriority::Math },
-        { "x", FontFallbackPriority::Text },
-        { "←↑↓→", FontFallbackPriority::Math } });
+    CHECK_RUNS({ { "x→←x←↑↓→", FontFallbackPriority::Text } });
 }
 
 } // namespace blink