Add SkSVGCanvas

gyp/svg.gyp

 {
   'targets': [
     {
       'target_name': 'svg',
       'product_name': 'skia_svg',
       'type': 'static_library',
       'standalone_static_library': 1,
       'dependencies': [
         'skia_lib.gyp:skia_lib',
         'xml.gyp:*',
       ],
       'include_dirs': [
+        '../include/svg',
+      ],
+      'sources': [
+        '<(skia_include_path)/svg/SkSVGCanvas.h',
+
+        '<(skia_src_path)/svg/SkSVGCanvas.cpp',
+        '<(skia_src_path)/svg/SkSVGDevice.cpp',
+        '<(skia_src_path)/svg/SkSVGDevice.h',
+      ],
+      'direct_dependent_settings': {
+        'include_dirs': [
+          '../include/svg',
+        ],
+      },
+    },
+    {
+      'target_name': 'svg_parser',
+      'product_name': 'skia_svg_parser',
+      'type': 'static_library',
+      'standalone_static_library': 1,
+      'dependencies': [
+        'skia_lib.gyp:skia_lib',
+        'xml.gyp:*',
+      ],
+      'include_dirs': [
         '../include/svg/parser',
       ],
       'sources': [
         '../include/svg/parser/SkSVGAttribute.h',
         '../include/svg/parser/SkSVGBase.h',
         '../include/svg/parser/SkSVGPaintState.h',
         '../include/svg/parser/SkSVGParser.h',
         '../include/svg/parser/SkSVGTypes.h',
 
         '../src/svg/parser/SkSVGCircle.cpp',
@@ skipping 52 matching lines @@
           '../src/svg/parser/SkSVG.cpp', # doesn't compile, maybe this is test code?
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '../include/svg/parser',
         ],
       },
     },
   ],
 }