Pixel perfect navbar toggler (#21821)

The actual available size of the navbar toggler icon is 30px, but the
SVG uses a 32 unit grid. This commit uses a 30 unit grid and updates
icon accordingly.

diff --git a/scss/_variables.scss b/scss/_variables.scss
index 7a27f1e3b890dbd79c5674fb35e597147ec79504..8805b909e6e6b3a62f26b97d9d8887e2ce81dd4b 100644 (file)
--- a/scss/_variables.scss
+++ b/scss/_variables.scss
@@ -602,14 +602,14 @@ $navbar-inverse-color:                 rgba($white,.5) !default;
 $navbar-inverse-hover-color:           rgba($white,.75) !default;
 $navbar-inverse-active-color:          rgba($white,1) !default;
 $navbar-inverse-disabled-color:        rgba($white,.25) !default;
-$navbar-inverse-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-inverse-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"), "#", "%23") !default;
+$navbar-inverse-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-inverse-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"), "#", "%23") !default;
 $navbar-inverse-toggler-border:        rgba($white,.1) !default;
 
 $navbar-light-color:                rgba($black,.5) !default;
 $navbar-light-hover-color:          rgba($black,.7) !default;
 $navbar-light-active-color:         rgba($black,.9) !default;
 $navbar-light-disabled-color:       rgba($black,.3) !default;
-$navbar-light-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-light-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E"), "#", "%23") !default;
+$navbar-light-toggler-bg: str-replace(url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$navbar-light-color}' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E"), "#", "%23") !default;
 $navbar-light-toggler-border:       rgba($black,.1) !default;
 
 // Navs