Add metrics for paths in file scheme exceptions in content settings.

components/content_settings/core/common/content_settings_pattern_unittest.cc

Index: components/content_settings/core/common/content_settings_pattern_unittest.cc
diff --git a/components/content_settings/core/common/content_settings_pattern_unittest.cc b/components/content_settings/core/common/content_settings_pattern_unittest.cc
index 9ca587746c6844aecca17f43d469276f266b17fa..c24808584454ed3e047b353929a49a76f8249947 100644
--- a/components/content_settings/core/common/content_settings_pattern_unittest.cc
+++ b/components/content_settings/core/common/content_settings_pattern_unittest.cc
@@ -826,4 +826,11 @@ TEST(ContentSettingsPatternTest, Schemes) {
             Pattern("www.example.com").GetScheme());
   EXPECT_EQ(ContentSettingsPattern::SCHEME_OTHER,
             Pattern("filesystem:http://www.google.com/temporary/").GetScheme());
+}
+
+TEST(ContentSettingsPatternTest, FileSchemeHasPath) {
+  EXPECT_FALSE(Pattern("file:///*").HasPath());
+  EXPECT_TRUE(Pattern("file:///foo").HasPath());
+  EXPECT_TRUE(Pattern("file:///foo/bar/").HasPath());
+  EXPECT_TRUE(Pattern("file:///foo/bar/test.html").HasPath());
 }