Use correct favicon scale factor on Android.

ui/test/test_suite.cc

Index: ui/test/test_suite.cc
diff --git a/ui/test/test_suite.cc b/ui/test/test_suite.cc
index 832a1eae94f4c9731a90ca4b72891dd81844a4ba..4d372141ff8814fa5e320a922a93be1d9da517c4 100644
--- a/ui/test/test_suite.cc
+++ b/ui/test/test_suite.cc
@@ -12,6 +12,11 @@
 #include "ui/base/ui_base_paths.h"
 #include "ui/gfx/gfx_paths.h"
 
+#if defined(OS_ANDROID)
+#include "base/android/jni_android.h"
+#include "ui/android/ui_jni_registrar.h"
+#endif
+
 #if defined(OS_MACOSX) && !defined(OS_IOS)
 #include "base/mac/bundle_locations.h"
 #endif
@@ -24,6 +29,11 @@ UITestSuite::UITestSuite(int argc, char** argv) : base::TestSuite(argc, argv) {}
 void UITestSuite::Initialize() {
   base::TestSuite::Initialize();
 
+#if defined(OS_ANDROID)
+  // Register JNI bindings for android.
+  ui::android::RegisterJni(base::android::AttachCurrentThread());
+#endif
+
   ui::RegisterPathProvider();
   gfx::RegisterPathProvider();