Create an fxjs static library

BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build_overrides/v8.gni")
 import("//testing/test.gni")
 import("pdfium.gni")
 
 config("pdfium_common_config") {
   cflags = []
@@ skipping 850 matching lines @@
     "fpdfsdk/formfiller/cffl_pushbutton.h",
     "fpdfsdk/formfiller/cffl_radiobutton.cpp",
     "fpdfsdk/formfiller/cffl_radiobutton.h",
     "fpdfsdk/formfiller/cffl_textfield.cpp",
     "fpdfsdk/formfiller/cffl_textfield.h",
   ]
   configs += [ ":pdfium_core_config" ]
 }
 
 if (pdf_enable_xfa) {
+  static_library("fxjs") {
+    sources = [
+      "fxjs/cfxjse_arguments.cpp",
+      "fxjs/cfxjse_class.cpp",
+      "fxjs/cfxjse_context.cpp",
+      "fxjs/cfxjse_isolatetracker.cpp",
+      "fxjs/cfxjse_isolatetracker.h",
+      "fxjs/cfxjse_runtimedata.cpp",
+      "fxjs/cfxjse_runtimedata.h",
+      "fxjs/cfxjse_value.cpp",
+      "fxjs/include/cfxjse_arguments.h",
+      "fxjs/include/cfxjse_class.h",
+      "fxjs/include/cfxjse_context.h",
+      "fxjs/include/cfxjse_value.h",
+      "fxjs/include/fxjse.h",
+    ]
+    deps = [
+        "//v8:v8_libplatform",
+    ]
+    configs += [ ":pdfium_core_config" ]
+    include_dirs = [
+      "//v8",
+      "//v8/include",
+    ]
+    public_deps = [
+      "//v8",
+    ]
+  }
+
   static_library("fpdfxfa") {
     sources = [
       "fpdfsdk/fpdfxfa/fpdfxfa_app.cpp",
       "fpdfsdk/fpdfxfa/fpdfxfa_doc.cpp",
       "fpdfsdk/fpdfxfa/fpdfxfa_page.cpp",
       "fpdfsdk/fpdfxfa/fpdfxfa_util.cpp",
       "fpdfsdk/fpdfxfa/include/fpdfxfa_app.h",
       "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h",
       "fpdfsdk/fpdfxfa/include/fpdfxfa_page.h",
       "fpdfsdk/fpdfxfa/include/fpdfxfa_util.h",
     ]
     deps = [
       ":xfa",
     ]
     configs += [ ":pdfium_core_config" ]
   }
 
   static_library("xfa") {
     sources = [
-      "fxjs/cfxjse_arguments.cpp",
-      "fxjs/cfxjse_class.cpp",
-      "fxjs/cfxjse_context.cpp",
-      "fxjs/cfxjse_isolatetracker.cpp",
-      "fxjs/cfxjse_isolatetracker.h",
-      "fxjs/cfxjse_runtimedata.cpp",
-      "fxjs/cfxjse_runtimedata.h",
-      "fxjs/cfxjse_value.cpp",
-      "fxjs/include/cfxjse_arguments.h",
-      "fxjs/include/cfxjse_class.h",
-      "fxjs/include/cfxjse_context.h",
-      "fxjs/include/cfxjse_value.h",
-      "fxjs/include/fxjse.h",
       "xfa/fde/cfde_path.cpp",
       "xfa/fde/cfde_path.h",
       "xfa/fde/cfde_txtedtbuf.cpp",
       "xfa/fde/cfde_txtedtbuf.h",
       "xfa/fde/cfde_txtedtbufiter.cpp",
       "xfa/fde/cfde_txtedtbufiter.h",
       "xfa/fde/cfde_txtedtdorecord_deleterange.cpp",
       "xfa/fde/cfde_txtedtdorecord_deleterange.h",
       "xfa/fde/cfde_txtedtdorecord_insert.cpp",
       "xfa/fde/cfde_txtedtdorecord_insert.h",
@@ skipping 520 matching lines @@
       "xfa/fxgraphics/cfx_path_generator.cpp",
       "xfa/fxgraphics/cfx_path_generator.h",
       "xfa/fxgraphics/cfx_pattern.cpp",
       "xfa/fxgraphics/cfx_pattern.h",
       "xfa/fxgraphics/cfx_shading.cpp",
       "xfa/fxgraphics/cfx_shading.h",
       "xfa/fxgraphics/include/cfx_graphics.h",
     ]
     include_dirs = [
       ".",
-      "//v8",
-      "//v8/include",
-    ]
-    public_deps = [
-      "//v8",
     ]
     deps = [
-      "//v8:v8_libplatform",
+      ":fxjs",
     ]
     configs += [
       ":pdfium_core_config",
       ":xfa_warnings",
     ]
   }
 }
 
 test("pdfium_unittests") {
   sources = [
@@ skipping 113 matching lines @@
 }
 
 if (pdf_is_standalone) {
   source_set("samples") {
     testonly = true
     deps = [
       "//samples",
     ]
   }
 }