Rename remaining xfa_script_* files.

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index f4f4092c4fd240718388c3cdaae01661737381c0..7758f20ea43517b78dce270a818269544eefd0b3 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1376,6 +1376,8 @@ if (pdf_enable_xfa) {
       "xfa/fxfa/parser/cxfa_margin.cpp",
       "xfa/fxfa/parser/cxfa_margin.h",
       "xfa/fxfa/parser/cxfa_node.cpp",
+      "xfa/fxfa/parser/cxfa_nodehelper.cpp",
+      "xfa/fxfa/parser/cxfa_nodehelper.h",
       "xfa/fxfa/parser/cxfa_nodelist.cpp",
       "xfa/fxfa/parser/cxfa_object.cpp",
       "xfa/fxfa/parser/cxfa_occur.cpp",
@@ -1383,8 +1385,12 @@ if (pdf_enable_xfa) {
       "xfa/fxfa/parser/cxfa_para.cpp",
       "xfa/fxfa/parser/cxfa_para.h",
       "xfa/fxfa/parser/cxfa_rectangle.h",
+      "xfa/fxfa/parser/cxfa_resolveprocessor.cpp",
+      "xfa/fxfa/parser/cxfa_resolveprocessor.h",
       "xfa/fxfa/parser/cxfa_script.cpp",
       "xfa/fxfa/parser/cxfa_script.h",
+      "xfa/fxfa/parser/cxfa_scriptcontext.cpp",
+      "xfa/fxfa/parser/cxfa_scriptcontext.h",
       "xfa/fxfa/parser/cxfa_simple_parser.cpp",
       "xfa/fxfa/parser/cxfa_simple_parser.h",
       "xfa/fxfa/parser/cxfa_stroke.cpp",
@@ -1438,13 +1444,7 @@ if (pdf_enable_xfa) {
       "xfa/fxfa/parser/xfa_localevalue.cpp",
       "xfa/fxfa/parser/xfa_localevalue.h",
       "xfa/fxfa/parser/xfa_object.h",
-      "xfa/fxfa/parser/xfa_script.h",
-      "xfa/fxfa/parser/xfa_script_imp.cpp",
-      "xfa/fxfa/parser/xfa_script_imp.h",
-      "xfa/fxfa/parser/xfa_script_nodehelper.cpp",
-      "xfa/fxfa/parser/xfa_script_nodehelper.h",
-      "xfa/fxfa/parser/xfa_script_resolveprocessor.cpp",
-      "xfa/fxfa/parser/xfa_script_resolveprocessor.h",
+      "xfa/fxfa/parser/xfa_resolvenode_rs.h",
       "xfa/fxfa/parser/xfa_utils.h",
       "xfa/fxfa/parser/xfa_utils_imp.cpp",
       "xfa/fxgraphics/cagg_graphics.cpp",