What are the ExcResource_com.apple.WebKit.WebContent data logs on my iPhone?

[iMore Question]

I have problems with my iPhone being hacked, and I wonder what these logs are?

 

[Just_Me_D]

The information via the following link may provide an understanding of what it could be.

https://developer.apple.com/library/mac/documentation/Cocoa/Reference/WebKit/ObjC_classic/