use better OS X default font

fixes #9055

src/vs/workbench/browser/parts/editor/media/editorpicker.css

@@ -5,8 +5,4 @@
 
 .monaco-workbench .quick-open-widget .quick-open-tree .quick-open-entry.editor-preview {
 	font-style: italic;
-}
-
-.monaco-workbench.mac .quick-open-widget .quick-open-tree .quick-open-entry.editor-preview {
-	font-weight: 300; /* makes the italic font appear the same as normal */
 }
\ No newline at end of file

src/vs/workbench/browser/parts/editor/media/titlecontrol.css

@@ -12,11 +12,6 @@
 	font-style: italic;
 }
 
-.monaco-workbench.mac > .part.editor > .content > .one-editor-container > .title .title-label,
-.monaco-workbench.mac > .part.editor > .content > .one-editor-container > .title .tabs-container > .tab .tab-label {
-	font-weight: 300; /* makes the italic font appear the same as normal */
-}
-
 .monaco-workbench > .part.editor > .content > .one-editor-container > .title.pinned .title-label,
 .monaco-workbench > .part.editor > .content > .one-editor-container > .title .tabs-container > .tab.pinned .tab-label {
 	font-style: normal;

src/vs/workbench/electron-browser/media/shell.css

@@ -16,11 +16,11 @@
 
 /* Font Families (with CJK support) */
 
-.monaco-shell { font-family: "Segoe WPC", "Segoe UI", ".SFNSDisplay-Light", "SFUIText-Light", "HelveticaNeue-Light", sans-serif, "Droid Sans Fallback"; }
-.monaco-shell:lang(zh-Hans) { font-family: "Segoe WPC", "Segoe UI", ".SFNSDisplay-Light", "SFUIText-Light", "HelveticaNeue-Light", "Noto Sans", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Source Han Sans CN", "Source Han Sans", sans-serif; }
-.monaco-shell:lang(zh-Hant) { font-family: "Segoe WPC", "Segoe UI", ".SFNSDisplay-Light", "SFUIText-Light", "HelveticaNeue-Light", "Noto Sans", "Microsoft Jhenghei", "PingFang TC", "Source Han Sans TC", "Source Han Sans", "Source Han Sans TW", sans-serif; }
-.monaco-shell:lang(ja) { font-family: "Segoe WPC", "Segoe UI", ".SFNSDisplay-Light", "SFUIText-Light", "HelveticaNeue-Light", "Noto Sans", "Meiryo", "Hiragino Kaku Gothic Pro", "Source Han Sans J", "Source Han Sans JP", "Source Han Sans", "Sazanami Gothic", "IPA Gothic", sans-serif; }
-.monaco-shell:lang(ko) { font-family: "Segoe WPC", "Segoe UI", ".SFNSDisplay-Light", "SFUIText-Light", "HelveticaNeue-Light", "Noto Sans", "Malgun Gothic", "Nanum Gothic", "Dotom", "Apple SD Gothic Neo", "AppleGothic", "Source Han Sans K", "Source Han Sans JR", "Source Han Sans", "UnDotum", "FBaekmuk Gulim", sans-serif; }
+.monaco-shell { font-family: "Segoe WPC", "Segoe UI", ".SFNSText-Regular", "HelveticaNeue-Light", sans-serif, "Droid Sans Fallback"; }
+.monaco-shell:lang(zh-Hans) { font-family: "Segoe WPC", "Segoe UI", ".SFNSText-Regular", "HelveticaNeue-Light", "Noto Sans", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Source Han Sans CN", "Source Han Sans", sans-serif; }
+.monaco-shell:lang(zh-Hant) { font-family: "Segoe WPC", "Segoe UI", ".SFNSText-Regular", "HelveticaNeue-Light", "Noto Sans", "Microsoft Jhenghei", "PingFang TC", "Source Han Sans TC", "Source Han Sans", "Source Han Sans TW", sans-serif; }
+.monaco-shell:lang(ja) { font-family: "Segoe WPC", "Segoe UI", ".SFNSText-Regular", "HelveticaNeue-Light", "Noto Sans", "Meiryo", "Hiragino Kaku Gothic Pro", "Source Han Sans J", "Source Han Sans JP", "Source Han Sans", "Sazanami Gothic", "IPA Gothic", sans-serif; }
+.monaco-shell:lang(ko) { font-family: "Segoe WPC", "Segoe UI", ".SFNSText-Regular", "HelveticaNeue-Light", "Noto Sans", "Malgun Gothic", "Nanum Gothic", "Dotom", "Apple SD Gothic Neo", "AppleGothic", "Source Han Sans K", "Source Han Sans JR", "Source Han Sans", "UnDotum", "FBaekmuk Gulim", sans-serif; }
 
 @-webkit-keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
 @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

src/vs/workbench/parts/debug/browser/media/debug.contribution.css

@@ -179,10 +179,6 @@
 	font-style: italic;
 }
 
-.monaco-workbench.mac .monaco-tree-row .expression .unavailable {
-	font-weight: 300; /* makes the italic font appear the same as normal */
-}
-
 .monaco-workbench .monaco-tree-row:not(.selected) .expression .error {
 	color: #E51400;
 }

src/vs/workbench/parts/debug/browser/media/debugViewlet.css

@@ -191,11 +191,6 @@
 	overflow: hidden;
 }
 
-.monaco-workbench.mac .debug-viewlet .debug-call-stack .load-more,
-.monaco-workbench.mac .debug-viewlet .debug-call-stack .error {
-	font-weight: 300; /* makes the italic font appear the same as normal */
-}
-
 /* Variables & Expression view */
 
 .debug-viewlet .scope {

src/vs/workbench/parts/files/browser/media/explorerviewlet.css

@@ -109,10 +109,6 @@
 	font-style: italic;
 }
 
-.monaco-workbench.mac .explorer-viewlet .explorer-open-editors .monaco-tree .monaco-tree-row .open-editor.preview {
-	font-weight: 300; /* makes the italic font appear the same as normal */
-}
-
 /* High Contrast Theming */
 .hc-black .monaco-workbench .explorer-viewlet .explorer-item,
 .hc-black .monaco-workbench .explorer-viewlet .open-editor,

src/vs/workbench/parts/git/browser/media/git.contribution.css

@@ -182,8 +182,4 @@
 
 .monaco-shell .git-statusbar-group > .git-statusbar-branch-item.headless {
 	font-style: italic;
-}
-
-.monaco-shell .monaco-workbench.mac .git-statusbar-group > .git-statusbar-branch-item.headless {
-	font-weight: 300; /* makes the italic font appear the same as normal */
 }
\ No newline at end of file

src/vs/workbench/parts/search/browser/media/searchviewlet.css

@@ -210,11 +210,6 @@
 	font-style: italic;
 }
 
-.monaco-workbench.mac .search-viewlet .label,
-.monaco-workbench.mac .search-viewlet .linematch.changedOrRemoved {
-	font-weight: 300; /* makes the italic font appear the same as normal */
-}
-
 .search-viewlet .monaco-count-badge {
 	margin-right: 12px;
 }