Replace agg with skia

pdfium.gyp

 {
-  'variables': {
-    'pdf_use_skia%': 0,
-  },
   'target_defaults': {
     'defines' : [
       'FOXIT_CHROME_BUILD',
       '_FXFT_VERSION_=2501',
       '_FPDFSDK_LIB',
       '_NO_GDIPLUS_',  # workaround text rendering issues on Windows
     ],
     'conditions': [
-      ['pdf_use_skia==1', {
-        'defines': ['_SKIA_SUPPORT_'],
-      }],
       ['OS=="linux"', {
         'cflags!': [
           '-fno-exceptions',
         ],
         'conditions': [
           ['target_arch=="x64"', {
             'defines' : [
               '_FX_CPU_=_FX_X64_',
             ],
             'cflags': [
@@ skipping 517 matching lines @@
         'core/src/fxcrt/fx_unicode.cpp',
         'core/src/fxcrt/fx_xml_composer.cpp',
         'core/src/fxcrt/fx_xml_parser.cpp',
         'core/src/fxcrt/plex.h',
         'core/src/fxcrt/xml_int.h',
       ],
     },
     {
       'target_name': 'fxge',
       'type': 'static_library',
+      'dependencies': [
+            '<(DEPTH)/skia/skia.gyp:skia',
+          ],
       'ldflags': [ '-L<(PRODUCT_DIR)',],
       'sources': [
         'core/include/fxge/fpf.h',
         'core/include/fxge/fx_dib.h',
         'core/include/fxge/fx_font.h',
         'core/include/fxge/fx_freetype.h',
         'core/include/fxge/fx_ge.h',
         'core/include/fxge/fx_ge_apple.h',
         'core/include/fxge/fx_ge_win32.h',
-        'core/src/fxge/agg/include/fxfx_agg_basics.h',
-        'core/src/fxge/agg/include/fxfx_agg_clip_liang_barsky.h',
-        'core/src/fxge/agg/include/fxfx_agg_conv_dash.h',
-        'core/src/fxge/agg/include/fxfx_agg_conv_stroke.h',
-        'core/src/fxge/agg/include/fxfx_agg_curves.h',
-        'core/src/fxge/agg/include/fxfx_agg_path_storage.h',
-        'core/src/fxge/agg/include/fxfx_agg_rasterizer_scanline_aa.h',
-        'core/src/fxge/agg/include/fxfx_agg_renderer_scanline.h',
-        'core/src/fxge/agg/include/fxfx_agg_rendering_buffer.h',
-        'core/src/fxge/agg/include/fxfx_agg_scanline_u.h',
-        'core/src/fxge/agg/include/fx_agg_driver.h',
-        'core/src/fxge/agg/src/fxfx_agg_curves.cpp',
-        'core/src/fxge/agg/src/fxfx_agg_driver.cpp',
-        'core/src/fxge/agg/src/fxfx_agg_path_storage.cpp',
-        'core/src/fxge/agg/src/fxfx_agg_rasterizer_scanline_aa.cpp',
-        'core/src/fxge/agg/src/fxfx_agg_vcgen_dash.cpp',
-        'core/src/fxge/agg/src/fxfx_agg_vcgen_stroke.cpp',
         'core/src/fxge/android/fpf_skiafont.cpp',
         'core/src/fxge/android/fpf_skiafont.h',
         'core/src/fxge/android/fpf_skiafontmgr.cpp',
         'core/src/fxge/android/fpf_skiafontmgr.h',
         'core/src/fxge/android/fpf_skiamodule.cpp',
         'core/src/fxge/android/fpf_skiamodule.h',
         'core/src/fxge/android/fx_android_font.cpp',
         'core/src/fxge/android/fx_android_font.h',
         'core/src/fxge/android/fx_android_imp.cpp',
         'core/src/fxge/android/fx_fpf.h',
@@ skipping 53 matching lines @@
         'core/src/fxge/fx_freetype/src/fxft_type1cid.c',
         'core/src/fxge/ge/fx_ge.cpp',
         'core/src/fxge/ge/fx_ge_device.cpp',
         'core/src/fxge/ge/fx_ge_font.cpp',
         'core/src/fxge/ge/fx_ge_fontmap.cpp',
         'core/src/fxge/ge/fx_ge_linux.cpp',
         'core/src/fxge/ge/fx_ge_path.cpp',
         'core/src/fxge/ge/fx_ge_ps.cpp',
         'core/src/fxge/ge/fx_ge_text.cpp',
         'core/src/fxge/ge/text_int.h',
+        'core/src/fxge/skia/fx_skia_blitter.cpp',
+        'core/src/fxge/skia/fx_skia_driver.cpp',
       ],
       'conditions': [
-        ['pdf_use_skia==1', {
-          'sources': [
-            'core/src/fxge/skia/fx_skia_blitter_new.cpp',
-            'core/src/fxge/skia/fx_skia_device.cpp',
-          ],
-          'dependencies': [
-            '<(DEPTH)/skia/skia.gyp:skia',
-          ],
-          'include_dirs': [
-            '<(DEPTH)/third_party/skia/include/config',
-            '<(DEPTH)/third_party/skia/include/core',
-            '<(DEPTH)/third_party/skia/include/effects',
-            '<(DEPTH)/third_party/skia/include/images',
-            '<(DEPTH)/third_party/skia/include/lazy',
-            '<(DEPTH)/third_party/skia/include/pathops',
-            '<(DEPTH)/third_party/skia/include/utils',
-            '<(DEPTH)/third_party/skia/src/core',
-          ],
-        }],
         ['OS=="win"', {
           'defines!': [
             'NOMINMAX',
             'WIN32_LEAN_AND_MEAN'
           ],
           'sources': [
             'core/src/fxge/win32/dwrite_int.h',
             'core/src/fxge/win32/fx_win32_device.cpp',
             'core/src/fxge/win32/fx_win32_dib.cpp',
             'core/src/fxge/win32/fx_win32_dwrite.cpp',
@@ skipping 167 matching lines @@
         'fpdfsdk/src/formfiller/FFL_ListBox.cpp',
         'fpdfsdk/src/formfiller/FFL_Notify.cpp',
         'fpdfsdk/src/formfiller/FFL_PushButton.cpp',
         'fpdfsdk/src/formfiller/FFL_RadioButton.cpp',
         'fpdfsdk/src/formfiller/FFL_TextField.cpp',
         'fpdfsdk/src/formfiller/FFL_Utils.cpp',
       ],
     },
   ],
 }