Implemented curl support for web requests

libadblockplus.gyp

Index: libadblockplus.gyp
===================================================================
--- a/libadblockplus.gyp
+++ b/libadblockplus.gyp
@@ -19,33 +19,41 @@
     'sources': [
       'src/ConsoleJsObject.cpp',
       'src/ErrorCallback.cpp',
       'src/FileReader.cpp',
       'src/FilterEngine.cpp',
       'src/GlobalJsObject.cpp',
       'src/JsEngine.cpp',
       'src/Thread.cpp',
-      'src/WebRequest.cpp',
       'src/WebRequestJsObject.cpp',
       '<(INTERMEDIATE_DIR)/adblockplus.js.cc'
     ],
     'direct_dependent_settings': {
       'include_dirs': ['include']
     },
     'export_dependent_settings': ['third_party/v8/tools/gyp/v8.gyp:v8'],
     'conditions': [
       ['have_curl==1',
         {
-          'defines': ['HAVE_CURL'],
+          'sources': [
+            'src/DefaultWebRequestCurl.cpp',
+          ],
           'all_dependent_settings': {
             'defines': ['HAVE_CURL'],
             'libraries': ['-lcurl']
           }
         }
+      ],
+      ['have_curl!=1',
+        {
+          'sources': [
+            'src/DefaultWebRequestDummy.cpp',
+          ]
+        }
       ]
     ],
     'actions': [{
       'action_name': 'convert_js',
       'variables': {
         'core_library_files': [
           'lib/info.js',
           'lib/io.js',