Revert "feat(router): add a function set up router sync when used with downgradeModule"
Revert "feat(router): add a function set up router sync when used with downgradeModule"

This reverts commit f5bb99931989357c4a053c93c82b92c2740e7d5e. The commit
does not include proper tests.

robwormald/angular,mgol/angular,alexeagle/angular,alxhub/angular,rkirov/angular,wKoza/angular,petebacondarwin/angular,JiaLiPassion/angular,jonrimmer/angular,petebacondarwin/angular,cironunes/angular,mzgol/angular,Brocco/angular,matsko/angular,NathanWalker/angular,mprobst/angular,mgol/angular,dsebastien/angular,dsebastien/angular,IdeaBlade/angular,kegluneq/angular,IdeaBlade/angular,gdi2290/angular,Brocco/angular,blesh/angular,dsebastien/angular,rkirov/angular,ocombe/angular,manekinekko/angular,LucasSloan/angular,juristr/angular,jasonaden/angular,NathanWalker/angular,IdeaBlade/angular,trshafer/angular,gdi2290/angular,alexeagle/angular,vicb/angular,vicb/angular,Toxicable/angular,ghetolay/angular,manekinekko/angular,NathanWalker/angular,IdeaBlade/angular,kegluneq/angular,vicb/angular,vikerman/angular,IgorMinar/angular,heathkit/angular,aboveyou00/angular,mlaval/angular,angular/angular,mzgol/angular,StephenFluin/angular,sarunint/angular,trshafer/angular,petebacondarwin/angular,shairez/angular,mgechev/angular,mprobst/angular,mgechev/angular,LucasSloan/angular,rkirov/angular,brandonroberts/angular,matsko/angular,Toxicable/angular,rkirov/angular,mgiambalvo/angular,angular-indonesia/angular,gkalpak/angular,heathkit/angular,heathkit/angular,jasonaden/angular,wKoza/angular,sarunint/angular,snaptech/angular,alxhub/angular,sarunint/angular,gdi2290/angular,juristr/angular,ultrasonicsoft/angular,kara/angular,sarunint/angular,LucasSloan/angular,StephenFluin/angular,mgiambalvo/angular,NathanWalker/angular,jonrimmer/angular,alexeagle/angular,gdi2290/angular,mgiambalvo/angular,snaptech/angular,Brocco/angular,ocombe/angular,gkalpak/angular,NathanWalker/angular,rkirov/angular,mgechev/angular,cironunes/angular,angular-indonesia/angular,heathkit/angular,ghetolay/angular,kara/angular,kara/angular,IgorMinar/angular,ValtoFrameworks/Angular-2,ultrasonicsoft/angular,jasonaden/angular,trshafer/angular,mhevery/angular,filipesilva/angular,juristr/angular,blesh/angular,aboveyou00/angular,mzgol/angular,brandonroberts/angular,wKoza/angular,filipesilva/angular,brandonroberts/angular,kara/angular,mprobst/angular,chuckjaz/angular,robwormald/angular,angular-indonesia/angular,mhevery/angular,ValtoFrameworks/Angular-2,mhevery/angular,mhevery/angular,chuckjaz/angular,IgorMinar/angular,mgechev/angular,gkalpak/angular,mlaval/angular,kara/angular,manekinekko/angular,manekinekko/angular,dsebastien/angular,blesh/angular,shairez/angular,IgorMinar/angular,cironunes/angular,blesh/angular,ghetolay/angular,ultrasonicsoft/angular,LucasSloan/angular,gdi2290/angular,snaptech/angular,jonrimmer/angular,matsko/angular,JiaLiPassion/angular,JiaLiPassion/angular,aboveyou00/angular,ultrasonicsoft/angular,petebacondarwin/angular,wKoza/angular,petebacondarwin/angular,vsavkin/angular,mprobst/angular,Brocco/angular,ValtoFrameworks/Angular-2,jonrimmer/angular,wKoza/angular,kegluneq/angular,ultrasonicsoft/angular,alexeagle/angular,hansl/angular,angular/angular,vikerman/angular,trshafer/angular,alexeagle/angular,snaptech/angular,Toxicable/angular,ValtoFrameworks/Angular-2,ghetolay/angular,heathkit/angular,gdi2290/angular,filipesilva/angular,shairez/angular,IgorMinar/angular,ocombe/angular,filipesilva/angular,robwormald/angular,ghetolay/angular,hansl/angular,chuckjaz/angular,hansl/angular,mhevery/angular,juristr/angular,gnomeontherun/angular,chuckjaz/angular,Brocco/angular,snaptech/angular,trshafer/angular,ultrasonicsoft/angular,vsavkin/angular,filipesilva/angular,hansl/angular,mgechev/angular,mgol/angular,IdeaBlade/angular,vikerman/angular,chuckjaz/angular,hansl/angular,ocombe/angular,matsko/angular,chuckjaz/angular,gnomeontherun/angular,manekinekko/angular,NathanWalker/angular,alxhub/angular,vikerman/angular,shairez/angular,mgol/angular,angular-indonesia/angular,LucasSloan/angular,mprobst/angular,kegluneq/angular,mgol/angular,heathkit/angular,cironunes/angular,vicb/angular,ValtoFrameworks/Angular-2,brandonroberts/angular,mgiambalvo/angular,kegluneq/angular,mlaval/angular,rkirov/angular,manekinekko/angular,matsko/angular,angular/angular,IgorMinar/angular,mlaval/angular,ocombe/angular,brandonroberts/angular,petebacondarwin/angular,aboveyou00/angular,hansl/angular,angular/angular,LucasSloan/angular,Toxicable/angular,jasonaden/angular,Toxicable/angular,gkalpak/angular,vikerman/angular,sarunint/angular,mgiambalvo/angular,gnomeontherun/angular,mlaval/angular,kara/angular,alxhub/angular,robwormald/angular,blesh/angular,robwormald/angular,jonrimmer/angular,alxhub/angular,juristr/angular,StephenFluin/angular,jonrimmer/angular,cironunes/angular,mzgol/angular,vsavkin/angular,mzgol/angular,ocombe/angular,robwormald/angular,jasonaden/angular,mgol/angular,snaptech/angular,brandonroberts/angular,Brocco/angular,shairez/angular,StephenFluin/angular,StephenFluin/angular,vsavkin/angular,mhevery/angular,alexeagle/angular,mprobst/angular,Toxicable/angular,dsebastien/angular,dsebastien/angular,vicb/angular,wKoza/angular,kegluneq/angular,mzgol/angular,vsavkin/angular,vikerman/angular,juristr/angu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