Moving GraphicsContext and dependencies from core to platform.

Source/platform/blink_platform_tests.gyp

Index: Source/platform/blink_platform_tests.gyp
diff --git a/Source/platform/blink_platform_tests.gyp b/Source/platform/blink_platform_tests.gyp
index bf2bb71d1358b786d3fe629ecfa9f076306b3daf..feab7a8c836a6e85b8a41d6a9886344f2ffc3845 100644
--- a/Source/platform/blink_platform_tests.gyp
+++ b/Source/platform/blink_platform_tests.gyp
@@ -36,14 +36,21 @@
     'target_name': 'blink_platform_unittests',
     'type': 'executable',
     'dependencies': [
-      'blink_platform.gyp:blink_platform',
-      'blink_platform.gyp:blink_common',
       '../config.gyp:unittest_config',
       '../wtf/wtf.gyp:wtf',
       '../wtf/wtf_tests.gyp:run_all_tests',
       '../wtf/wtf_tests.gyp:wtf_unittest_helpers',
+      'blink_platform.gyp:blink_platform',
+      'blink_platform.gyp:blink_common',
+      '<(DEPTH)/skia/skia.gyp:skia',
       '<(DEPTH)/url/url.gyp:url_lib',
     ],
+    'defines': [
+      'INSIDE_BLINK',
+    ],
+    'include_dirs': [
+      '<(SHARED_INTERMEDIATE_DIR)/blink',
+    ],
     'sources': [
       '<@(platform_test_files)',
     ],
@@ -53,7 +60,7 @@
           '<(DEPTH)/base/base.gyp:base',
           '<(DEPTH)/base/allocator/allocator.gyp:allocator',
         ]
-      }]
+      }],
     ]
   }],
 }