DevTools: Focus background in Toolbars

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

Index: third_party/WebKit/Source/devtools/front_end/ui/toolbar.css
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/toolbar.css b/third_party/WebKit/Source/devtools/front_end/ui/toolbar.css
index b59a2748fb9307c99b3b53e305e976bd495330cc..770dea8020fcdf58af8ef3298f9a366afd5d48d6 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/toolbar.css
+++ b/third_party/WebKit/Source/devtools/front_end/ui/toolbar.css
@@ -269,6 +269,23 @@ select.toolbar-item {
     background-color: rgb(163, 163, 163);
 }
 
+:host-context(.keyboard-focus) .toolbar-button:focus::after,

[pfeldman, 2017/03/28 17:48:04]

host-context is for theming only, that's rather something that should be solved
using inspectorCommon.css

+:host-context(.keyboard-focus) .focused:not(.toolbar-input)::after{
+    position:absolute;
+    top: 2px;
+    bottom: 2px;
+    left: 2px;
+    right: 2px;
+    background-color: rgba(0, 0, 0, 0.08);
+    border-radius: 2px;
+    content: "";
+}
+
+:host-context(.keyboard-focus) .focused:not(.toolbar-input)::after{
+    left: 0px;
+    right: -2px;
+}
+
 .toolbar-shadow.floating {
     flex-direction: column;
     height: auto;