Split apart the remainder of fpdf_render_render.cpp into per-class files.

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index 869d46e386d5e73a865991dd4f371ca6d37dbd81..c3e3099d665b2093a4b04d042ca13d12bac3c5e4 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -237,6 +237,7 @@ static_library("fpdfdoc") {
 
 static_library("fpdfapi") {
   sources = [
+    "core/include/fpdfapi/cfdf_document.h",
     "core/include/fpdfapi/cpdf_document.h",
     "core/include/fpdfapi/cpdf_parser.h",
     "core/include/fpdfapi/cpdf_simple_parser.h",
@@ -244,11 +245,12 @@ static_library("fpdfapi") {
     "core/include/fpdfapi/fpdf_objects.h",
     "core/include/fpdfapi/fpdf_page.h",
     "core/include/fpdfapi/fpdf_pageobj.h",
-    "core/include/fpdfapi/fpdf_parser.h",
+    "core/include/fpdfapi/fpdf_parser_decode.h",
     "core/include/fpdfapi/fpdf_render.h",
     "core/include/fpdfapi/fpdf_resource.h",
     "core/include/fpdfapi/fpdf_serial.h",
     "core/include/fpdfapi/ipdf_crypto_handler.h",
+    "core/include/fpdfapi/ipdf_data_avail.h",
     "core/include/fpdfapi/ipdf_security_handler.h",
     "core/src/fpdfapi/fpdf_basic_module.cpp",
     "core/src/fpdfapi/fpdf_cmaps/CNS1/Adobe-CNS1-UCS2_5.cpp",
@@ -336,7 +338,10 @@ static_library("fpdfapi") {
     "core/src/fpdfapi/fpdf_page/fpdf_page_path.cpp",
     "core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp",
     "core/src/fpdfapi/fpdf_page/pageint.h",
+    "core/src/fpdfapi/fpdf_parser/cfdf_document.cpp",
     "core/src/fpdfapi/fpdf_parser/cpdf_document.cpp",
+    "core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.cpp",
+    "core/src/fpdfapi/fpdf_parser/cpdf_hint_tables.h",
     "core/src/fpdfapi/fpdf_parser/cpdf_parser.cpp",
     "core/src/fpdfapi/fpdf_parser/cpdf_simple_parser.cpp",
     "core/src/fpdfapi/fpdf_parser/cpdf_standard_crypto_handler.cpp",
@@ -345,13 +350,12 @@ static_library("fpdfapi") {
     "core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.h",
     "core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.cpp",
     "core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser.h",
+    "core/src/fpdfapi/fpdf_parser/fpdf_data_avail.cpp",
+    "core/src/fpdfapi/fpdf_parser/fpdf_data_avail.h",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_decode.cpp",
-    "core/src/fpdfapi/fpdf_parser/fpdf_parser_fdf.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp",
-    "core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_utility.h",
-    "core/src/fpdfapi/fpdf_parser/parser_int.h",
     "core/src/fpdfapi/fpdf_render/fpdf_render.cpp",
     "core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp",
     "core/src/fpdfapi/fpdf_render/fpdf_render_image.cpp",
@@ -1424,10 +1428,11 @@ test("pdfium_unittests") {
     "core/src/fpdfapi/fpdf_font/fpdf_font_cid_unittest.cpp",
     "core/src/fpdfapi/fpdf_font/fpdf_font_unittest.cpp",
     "core/src/fpdfapi/fpdf_page/fpdf_page_parser_old_unittest.cpp",
+    "core/src/fpdfapi/fpdf_parser/cpdf_parser_unittest.cpp",
     "core/src/fpdfapi/fpdf_parser/cpdf_simple_parser_unittest.cpp",
+    "core/src/fpdfapi/fpdf_parser/cpdf_syntax_parser_unittest.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_objects_unittest.cpp",
-    "core/src/fpdfapi/fpdf_parser/fpdf_parser_parser_unittest.cpp",
     "core/src/fpdfdoc/doc_basic_unittest.cpp",
     "core/src/fpdftext/fpdf_text_int_unittest.cpp",
     "core/src/fxcodec/codec/fx_codec_jpx_unittest.cpp",
@@ -1458,8 +1463,8 @@ test("pdfium_unittests") {
 test("pdfium_embeddertests") {
   sources = [
     "core/src/fpdfapi/fpdf_page/fpdf_page_func_embeddertest.cpp",
+    "core/src/fpdfapi/fpdf_parser/cpdf_parser_embeddertest.cpp",
     "core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp",
-    "core/src/fpdfapi/fpdf_parser/fpdf_parser_parser_embeddertest.cpp",
     "core/src/fpdfapi/fpdf_render/fpdf_render_loadimage_embeddertest.cpp",
     "core/src/fpdfapi/fpdf_render/fpdf_render_pattern_embeddertest.cpp",
     "fpdfsdk/src/fpdf_dataavail_embeddertest.cpp",