- Consolidate libdart and libdart_export by always exporting

runtime/dart-runtime.gyp

Index: runtime/dart-runtime.gyp
===================================================================
--- runtime/dart-runtime.gyp	(revision 15620)
+++ runtime/dart-runtime.gyp	(working copy)
@@ -37,35 +37,6 @@
         'vm/version.h',
         '<(version_cc_file)',
       ],
-      'direct_dependent_settings': {
-        'include_dirs': [
-          'include',
-        ],
-      },
-    },
-    {
-      # The Dart API is exported from this library to dynamically loaded shared
-      # libraries.
-      'target_name': 'libdart_export',
-      'type': 'static_library',
-      'dependencies': [
-        'libdart_lib',
-        'libdart_vm',
-        'libjscre',
-        'libdouble_conversion',
-        'generate_version_cc_file',
-      ],
-      'include_dirs': [
-        '.',
-      ],
-      'sources': [
-        'include/dart_api.h',
-        'include/dart_debugger_api.h',
-        'vm/dart_api_impl.cc',
-        'vm/debugger_api_impl.cc',
-        'vm/version.h',
-        '<(version_cc_file)',
-      ],
       'defines': [
         # The only effect of DART_SHARED_LIB is to export the Dart API entries.
         'DART_SHARED_LIB',