DevTools: Select option background added to fix Dark theme

third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css

Index: third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css b/third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css
index 071f19308711de5484c8f32d7a4a16c087dc639a..2e69bb8e69229a90743721f328e4e9afa8481ea7 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css
+++ b/third_party/WebKit/Source/devtools/front_end/ui/inspectorCommon.css
@@ -265,6 +265,12 @@ body.inactive select.chrome-select,
     color: #aaa;
 }
 
+.chrome-select optgroup,
+.chrome-select option {
+    background-color: #EEEEEE;
+    color: #222;
+}
+
 :not(.platform-mac).-theme-with-dark-background ::-webkit-scrollbar,
 :host-context(:not(.platform-mac).-theme-with-dark-background) ::-webkit-scrollbar {
     width: 14px;