DevTools: migrate ScopeChainSidebarPane to shadow

third_party/WebKit/Source/devtools/front_end/sources/scopeChainSidebarPane.css

Index: third_party/WebKit/Source/devtools/front_end/sources/scopeChainSidebarPane.css
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/scopeChainSidebarPane.css b/third_party/WebKit/Source/devtools/front_end/sources/scopeChainSidebarPane.css
new file mode 100644
index 0000000000000000000000000000000000000000..f1b4bbd66c9a55e98981bccd85f2d1b1ff169f6d
--- /dev/null
+++ b/third_party/WebKit/Source/devtools/front_end/sources/scopeChainSidebarPane.css
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2017 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+.scope-chain-sidebar-pane-section-header {
+    flex: auto;
+}
+
+.scope-chain-sidebar-pane-section-subtitle {
+    float: right;
+    margin-left: 5px;
+    max-width: 55%;
+    text-overflow: ellipsis;
+    overflow: hidden;
+}
+
+.scope-chain-sidebar-pane-section-title {
+    font-weight: normal;
+    word-wrap: break-word;
+    white-space: normal;
+}
+
+.scope-chain-sidebar-pane-section {
+    padding: 2px 4px;
+    flex: none;
+}