Refactor fx_font part 1

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index b69fb700ae7477eca34516b2181be164ba430aff..ccb84c6fc829f76c265721e9347847b041f15218 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -750,10 +750,12 @@ static_library("fxge") {
     "core/fxge/fontdata/chromefontdata/FoxitSymbol.cpp",
     "core/fxge/fontdata/chromefontdata/chromefontdata.h",
     "core/fxge/freetype/fx_freetype.cpp",
+    "core/fxge/ge/cfx_autofontcache.cpp",
     "core/fxge/ge/cfx_cliprgn.cpp",
     "core/fxge/ge/cfx_cliprgn.h",
     "core/fxge/ge/cfx_folderfontinfo.cpp",
     "core/fxge/ge/cfx_folderfontinfo.h",
+    "core/fxge/ge/cfx_fontcache.cpp",
     "core/fxge/ge/cfx_fontmapper.cpp",
     "core/fxge/ge/cfx_fontmgr.cpp",
     "core/fxge/ge/cfx_gemodule.cpp",
@@ -769,6 +771,8 @@ static_library("fxge") {
     "core/fxge/ge/include/cfx_fontmgr.h",
     "core/fxge/ge/include/ifx_systemfontinfo.h",
     "core/fxge/ifx_renderdevicedriver.cpp",
+    "core/fxge/include/cfx_autofontcache.h",
+    "core/fxge/include/cfx_fontcache.h",
     "core/fxge/include/cfx_fxgedevice.h",
     "core/fxge/include/cfx_gemodule.h",
     "core/fxge/include/cfx_graphstatedata.h",