Add Google Sans to FontUniqueNameLookup browser test

This will help ensure we have local access to the Google Sans although
the bots only verify this on Pixel devices, not on OEM devices which
retrieve Google Sans from GMScore. Currently there is only manual
verification for the latter.

Bug: 1115064
Change-Id: Ie3a2233e1dc972a10aaa4229a6d06ac2220607ec
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2404852Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Dominik Röttsches <drott@chromium.org>
Cr-Commit-Position: refs/heads/master@{#807921}

content/browser/font_unique_name_lookup/font_unique_name_browsertest.cc

@@ -20,10 +20,15 @@
 #include "content/browser/renderer_host/dwrite_font_lookup_table_builder_win.h"
 #endif
 
+#if defined(OS_ANDROID)
+#include "base/android/build_info.h"
+#endif
+
 namespace content {
 namespace {
 
 #if defined(OS_ANDROID)
+const char* kGoogleSans = "Google Sans";
 const char* kExpectedFontFamilyNames[] = {"AndroidClock",
                                           "Roboto",
                                           "Droid Sans Mono",
@@ -64,7 +69,9 @@ const char* kExpectedFontFamilyNames[] = {"AndroidClock",
                                           "Roboto Condensed",
                                           "Roboto Condensed",
                                           "Roboto Condensed",
-                                          "Roboto"};
+                                          "Roboto",
+                                          kGoogleSans,
+                                          kGoogleSans};
 #elif defined(OS_LINUX) || defined(OS_CHROMEOS)
 const char* kExpectedFontFamilyNames[] = {"Ahem",
                                           "Arimo",
@@ -204,6 +211,17 @@ IN_PROC_BROWSER_TEST_F(FontUniqueNameBrowserTest, ContentLocalFontsMatching) {
     ASSERT_TRUE(first_font_name);
     ASSERT_TRUE(first_font_name->is_string());
     ASSERT_GT(first_font_name->GetString().size(), 0u);
+#if defined(OS_ANDROID)
+    // Skip Android Google Sans test on Pixel devices < Marshmallow SDK level,
+    // as the firmware font files do not contain this font.
+    bool at_least_marshmallow =
+        base::android::BuildInfo::GetInstance()->sdk_int() >=
+        base::android::SDK_VERSION_MARSHMALLOW;
+    if (!at_least_marshmallow &&
+        std::string(kExpectedFontFamilyNames[i]) == std::string(kGoogleSans)) {
+      continue;
+    }
+#endif
     ASSERT_EQ(first_font_name->GetString(), kExpectedFontFamilyNames[i]);
   }
 }

content/test/data/font_src_local_matching.html

@@ -51,6 +51,8 @@ function getFontsWithTestCharsForOS() {
       ["RobotoCondensed-Italic", "0"],
       ["RobotoCondensed-Regular", "0"],
       ["Roboto-Italic", "0"],
+      ["Google Sans", "0"],
+      ["Google Sans Medium", "0"],
     ];
   } else if (navigator.userAgent.indexOf("Linux") !== -1
              || navigator.userAgent.indexOf("CrOS") !== -1) {