DevTools: do not respect Chrome theme in DevTools, align toolbar items.

Source/devtools/front_end/inspectorStyle.css

Index: Source/devtools/front_end/inspectorStyle.css
diff --git a/Source/devtools/front_end/inspectorStyle.css b/Source/devtools/front_end/inspectorStyle.css
index 8fe6ff380d7c169f70c0f5d2b1c3f8bb2b22bc80..a85ee6d3b623abf1ed9857006a64280e6a8bf429 100644
--- a/Source/devtools/front_end/inspectorStyle.css
+++ b/Source/devtools/front_end/inspectorStyle.css
@@ -84,24 +84,9 @@ fieldset[disabled] label:hover input {
 }
 
 .inspector-view-toolbar-left {
-    padding-left: 2px;
     margin-right: -5px; /* Should compensate for .tabbed-pane-header-contents margin-left. */
 }
 
-.inspector-view-close-button {
-    cursor: default;
-    width: 28px;
-    padding-left: 8px;
-}
-
-.material .inspector-view-close-button {
-    width: 32px;
-}
-
-body.undocked .inspector-view-close-button {
-    display: none;
-}
-
 .bubble-repeat-count {
     display: inline-block;
     height: 14px;