Name core/fxge/android files appropriately and use one file per class

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index 05408e07121a8d484a30d268c2865d0deed2a95f..a77ea4c6b207dc7b277420a9cc62b4a5e07e5b2a 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -746,14 +746,18 @@ static_library("fxcrt") {
 
 static_library("fxge") {
   sources = [
+    "core/fxge/android/cfpf_skiabufferfont.h",
+    "core/fxge/android/cfpf_skiadevicemodule.cpp",
+    "core/fxge/android/cfpf_skiadevicemodule.h",
+    "core/fxge/android/cfpf_skiafilefont.h",
+    "core/fxge/android/cfpf_skiafont.cpp",
+    "core/fxge/android/cfpf_skiafont.h",
+    "core/fxge/android/cfpf_skiafontdescriptor.h",
     "core/fxge/android/cfpf_skiafontmgr.cpp",
-    "core/fxge/android/fpf_skiafont.cpp",
-    "core/fxge/android/fpf_skiafont.h",
-    "core/fxge/android/fpf_skiafontmgr.h",
-    "core/fxge/android/fpf_skiamodule.cpp",
-    "core/fxge/android/fpf_skiamodule.h",
-    "core/fxge/android/fx_android_font.cpp",
-    "core/fxge/android/fx_android_font.h",
+    "core/fxge/android/cfpf_skiafontmgr.h",
+    "core/fxge/android/cfpf_skiapathfont.h",
+    "core/fxge/android/cfx_androidfontinfo.cpp",
+    "core/fxge/android/cfx_androidfontinfo.h",
     "core/fxge/android/fx_android_imp.cpp",
     "core/fxge/apple/apple_int.h",
     "core/fxge/apple/cfx_quartzdevice.h",