Move the rest of webkit/glue into content/common

content/content_child.gypi

Index: content/content_child.gypi
diff --git a/content/content_child.gypi b/content/content_child.gypi
index 556466e0539393f0c0c24f2dbe1da2b285eb6833..4bfbe044ae616c1907ced90f943564f46d1a4527 100644
--- a/content/content_child.gypi
+++ b/content/content_child.gypi
@@ -137,6 +137,8 @@
     'child/service_worker/web_service_worker_impl.h',
     'child/service_worker/web_service_worker_provider_impl.cc',
     'child/service_worker/web_service_worker_provider_impl.h',
+    'child/simple_webmimeregistry_impl.cc',
+    'child/simple_webmimeregistry_impl.h',
     'child/site_isolation_policy.cc',
     'child/site_isolation_policy.h',
     'child/socket_stream_dispatcher.cc',
@@ -149,10 +151,12 @@
     'child/web_discardable_memory_impl.h',
     'child/webblobregistry_impl.cc',
     'child/webblobregistry_impl.h',
-    'child/webkitplatformsupport_impl.cc',
-    'child/webkitplatformsupport_impl.h',
+    'child/webfileutilities_impl.cc',
+    'child/webfileutilities_impl.h',
     'child/webkitplatformsupport_child_impl.cc',
     'child/webkitplatformsupport_child_impl.h',
+    'child/webkitplatformsupport_impl.cc',
+    'child/webkitplatformsupport_impl.h',
     'child/webmessageportchannel_impl.cc',
     'child/webmessageportchannel_impl.h',
     'child/websocket_bridge.cc',