Fix most cpplint errors in devtools_window.h
Fix most cpplint errors in devtools_window.h

It's still complaining about the non-const reference in BOOL&.

bpasero/electron,electron/electron,wan-qy/electron,rajatsingla28/electron,renaesop/electron,biblerule/UMCTelnetHub,renaesop/electron,rreimann/electron,shiftkey/electron,bpasero/electron,renaesop/electron,biblerule/UMCTelnetHub,thomsonreuters/electron,renaesop/electron,gerhardberger/electron,miniak/electron,wan-qy/electron,tonyganch/electron,bpasero/electron,the-ress/electron,thomsonreuters/electron,shiftkey/electron,tonyganch/electron,thomsonreuters/electron,the-ress/electron,bpasero/electron,the-ress/electron,the-ress/electron,renaesop/electron,seanchas116/electron,seanchas116/electron,Floato/electron,electron/electron,Floato/electron,miniak/electron,thomsonreuters/electron,rajatsingla28/electron,shiftkey/electron,biblerule/UMCTelnetHub,biblerule/UMCTelnetHub,seanchas116/electron,rreimann/electron,electron/electron,electron/electron,Floato/electron,the-ress/electron,wan-qy/electron,bpasero/electron,tonyganch/electron,thomsonreuters/electron,gerhardberger/electron,renaesop/electron,tonyganch/electron,electron/electron,rajatsingla28/electron,biblerule/UMCTelnetHub,rreimann/electron,gerhardberger/electron,miniak/electron,the-ress/electron,gerhardberger/electron,gerhardberger/electron,rreimann/electron,thomsonreuters/electron,rajatsingla28/electron,the-ress/electron,Floato/electron,wan-qy/electron,biblerule/UMCTelnetHub,electron/electron,rajatsingla28/electron,bpasero/electron,miniak/electron,rajatsingla28/electron,miniak/electron,shiftkey/electron,shiftkey/electron,electron/electron,tonyganch/electron,miniak/electron,seanchas116/electron,seanchas116/electron,Floato/electron,gerhardberger/electron,shiftkey/electron,tonyganch/electron,rreimann/electron,Floato/electron,wan-qy/electron,gerhardberger/electron,wan-qy/electron,rreimann/electron,bpasero/electron,seanchas116/electron