Rename FormData/FormDataBuilder to EncodedFormData/FormDataEncoder respectively.

Source/core/inspector/InspectorInstrumentation.idl

Index: Source/core/inspector/InspectorInstrumentation.idl
diff --git a/Source/core/inspector/InspectorInstrumentation.idl b/Source/core/inspector/InspectorInstrumentation.idl
index a1de4570e227f35fcc624717ff25f95c52a2ca93..0d4f4e934f9bb85f2c5380e25be0f0abd57c7991 100644
--- a/Source/core/inspector/InspectorInstrumentation.idl
+++ b/Source/core/inspector/InspectorInstrumentation.idl
@@ -264,7 +264,7 @@ interface InspectorInstrumentation {
     void didFinishEventSourceRequest(ExecutionContext*, ThreadableLoaderClient* eventSource);
 
     [AsyncCallTracker, Resource]
-    void willLoadXHR(ExecutionContext*, XMLHttpRequest* xhr, ThreadableLoaderClient* client, const AtomicString& method, const KURL& url, bool async, PassRefPtr<FormData>, const HTTPHeaderMap& headers, bool includeCredentials);
+    void willLoadXHR(ExecutionContext*, XMLHttpRequest* xhr, ThreadableLoaderClient* client, const AtomicString& method, const KURL& url, bool async, PassRefPtr<EncodedFormData>, const HTTPHeaderMap& headers, bool includeCredentials);
 
     [Resource]
     void didFailXHRLoading([Keep] ExecutionContext*, XMLHttpRequest* xhr, ThreadableLoaderClient* client, const AtomicString& method, const String& url);