fix cpplint errors
fix cpplint errors

atom/browser/atom_javascript_dialog_manager.cc:39:  Lines should be <= 80 characters long  [whitespace/line_length] [2]
atom/browser/atom_javascript_dialog_manager.cc:39:  If/else bodies with multiple statements require braces  [readability/braces] [4]
atom/browser/atom_javascript_dialog_manager.cc:62:  Lines should be <= 80 characters long  [whitespace/line_length] [2]
atom/browser/atom_javascript_dialog_manager.cc:89:  If/else bodies with multiple statements require braces  [readability/braces] [4]
gerhardberger/electron,bpasero/electron,the-ress/electron,seanchas116/electron,the-ress/electron,seanchas116/electron,gerhardberger/electron,the-ress/electron,shiftkey/electron,gerhardberger/electron,electron/electron,bpasero/electron,electron/electron,seanchas116/electron,shiftkey/electron,gerhardberger/electron,seanchas116/electron,the-ress/electron,bpasero/electron,gerhardberger/electron,electron/electron,the-ress/electron,the-ress/electron,the-ress/electron,gerhardberger/electron,electron/electron,electron/electron,seanchas116/electron,shiftkey/electron,bpasero/electron,electron/electron,bpasero/electron,shiftkey/electron,electron/electron,gerhardberger/electron,bpasero/electron,shiftkey/electron,seanchas116/electron,shiftkey/electron,bpasero/electron