Work around a bug in gyp triggered by webkit_appcache.gypi.

webkit/appcache/webkit_appcache.gypi

Index: webkit/appcache/webkit_appcache.gypi
diff --git a/webkit/appcache/webkit_appcache.gypi b/webkit/appcache/webkit_appcache.gypi
index fc35bf77c98f6808f99fcccb909d6cef5b8f7a46..f61a8c4f7abbee57d78d56fe12b1336a5828ff70 100644
--- a/webkit/appcache/webkit_appcache.gypi
+++ b/webkit/appcache/webkit_appcache.gypi
@@ -86,15 +86,19 @@
           'type': 'static_library',
          }, {
           'type': '<(component)',
-          'dependencies': [
-              '<(webkit_src_dir)/Source/WebKit/chromium/WebKit.gyp:webkit',
-          ],
          }],
         ['inside_chromium_build==0', {
           'dependencies': [
             '<(DEPTH)/webkit/support/setup_third_party.gyp:third_party_headers',
           ],
         }],
+        [# TODO(dpranke): Figure out why this doesn't work outside of
+         # a webkit build - this seems to be a bug in the make gyp generator.
+         'OS!="mac" and inside_chromium_build==1', {
+          'dependencies': [
+            '<(webkit_src_dir)/Source/WebKit/chromium/WebKit.gyp:webkit',
+          ],
+        }],
       ],
     },
   ],