Add pickling traits for the WebFilterOperations class.

content/common/cc_messages.h

Index: content/common/cc_messages.h
diff --git a/content/common/cc_messages.h b/content/common/cc_messages.h
index 52b802094c0eae16cf58a676ba7b39c9781ef4b2..4e5d337df5ae44e063d1ed4a5a102f8bb3f5b610 100644
--- a/content/common/cc_messages.h
+++ b/content/common/cc_messages.h
@@ -3,16 +3,20 @@
 // found in the LICENSE file.
 //
 // IPC Messages sent between compositor instances.
-// Multiply-included message file, hence no include guard.
 
 #include "content/common/content_export.h"
 #include "ipc/ipc_message_macros.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebData.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebTransformationMatrix.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebFilterOperation.h"
 
 #ifndef CONTENT_COMMON_CC_MESSAGES_H_
 #define CONTENT_COMMON_CC_MESSAGES_H_
 
+namespace WebKit {
+class WebData;
+class WebFilterOperations;
+class WebTransformationMatrix;
+}
+
 namespace IPC {
 
 template <>
@@ -24,6 +28,22 @@ struct ParamTraits<WebKit::WebData> {
 };
 
 template <>
+struct ParamTraits<WebKit::WebFilterOperation> {
+  typedef WebKit::WebFilterOperation param_type;
+  static void Write(Message* m, const param_type& p);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
+template <>
+struct ParamTraits<WebKit::WebFilterOperations> {
+  typedef WebKit::WebFilterOperations param_type;
+  static void Write(Message* m, const param_type& p);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
+template <>
 struct ParamTraits<WebKit::WebTransformationMatrix> {
   typedef WebKit::WebTransformationMatrix param_type;
   static void Write(Message* m, const param_type& p);
@@ -35,7 +55,10 @@ struct ParamTraits<WebKit::WebTransformationMatrix> {
 
 #endif  // CONTENT_COMMON_CC_MESSAGES_H_
 
+// Multiply-included message file, hence no include guard.
 
 #define IPC_MESSAGE_START CCMsgStart
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
+
+IPC_ENUM_TRAITS(WebKit::WebFilterOperation::FilterType)