DevTools: migrate sidebar pane's titleElement to use Toolbar.

LayoutTests/inspector/audits/audits-panel-functional-expected.txt

Index: LayoutTests/inspector/audits/audits-panel-functional-expected.txt
diff --git a/LayoutTests/inspector/audits/audits-panel-functional-expected.txt b/LayoutTests/inspector/audits/audits-panel-functional-expected.txt
index 7677313cd9480a662b1d03c5de80ebd626928f24..3602dda93f0bb2db1cd3241e22f2b06e1ab12299 100644
--- a/LayoutTests/inspector/audits/audits-panel-functional-expected.txt
+++ b/LayoutTests/inspector/audits/audits-panel-functional-expected.txt
@@ -3,50 +3,50 @@ Tests audit rules.
    Text Link
 Page reloaded.
  Network Utilization
-      [severity severe] Combine external JavaScript (4)
-       There are multiple resources served from same domain. Consider combining them into as few files as possible.
-        4 JavaScript resources served from [domain].
-      [severity warning] Specify image dimensions (2)
-       A width and height should be specified for all images in order to speed up page display. The following image(s) are missing a width and/or height:
-         foo1.jpg
-         foo2.jpg
+     [severity severe] Combine external JavaScript (4)
+      There are multiple resources served from same domain. Consider combining them into as few files as possible.
+       4 JavaScript resources served from [domain].
+     [severity warning] Specify image dimensions (2)
+      A width and height should be specified for all images in order to speed up page display. The following image(s) are missing a width and/or height:
+        foo1.jpg
+        foo2.jpg
  Web Page Performance
-      [severity severe] Optimize the order of styles and scripts (2)
-       The following external CSS files were included after an external JavaScript file in the document head. To ensure CSS files are downloaded in parallel, always include external CSS before external JavaScript.
-         audits-style1.css
-        1 inline script block was found in the head between an external CSS file and another resource. To allow parallel downloading, move the inline script before the external CSS file, or after the next resource.
-      [severity severe] Put CSS in the document head (2)
-       CSS in the document body adversely impacts rendering performance.
-       1 style block(s) in the 
-        audits-panel-functional.html
-        body should be moved to the document head.
-       Link node 
+     [severity severe] Optimize the order of styles and scripts (2)
+      The following external CSS files were included after an external JavaScript file in the document head. To ensure CSS files are downloaded in parallel, always include external CSS before external JavaScript.
         audits-style1.css
-        should be moved to the document head in 
-        audits-panel-functional.html
-      [severity warning] Remove unused CSS rules (10)
-       10 rules (50%) of CSS not used by the current page.
-        Inline block #1: 41% is not used by the current page.
-         .unused
-         x:before
-         x:nth-child(1):hover:after
-         x:after
-         x:hover
-         x:first-letter
-         x:nth-child(2n + 1)
-        Inline block #2: 100% is not used by the current page.
-         .violation
-         audits-style1.css
-        : 100% is not used by the current page.
-         .some-style
-         audits-style1.css
-        : 100% is not used by the current page.
-         .some-style
-      [severity warning] Use normal CSS property names instead of vendor-prefixed ones (2)
-        audits-panel-functional.html
-         .unused
-         "-webkit-opacity" is used, but "opacity" is supported.
-        audits-panel-functional.html
-         .violation
-         "-webkit-border-radius" is used, but "border-radius" is supported.
+       1 inline script block was found in the head between an external CSS file and another resource. To allow parallel downloading, move the inline script before the external CSS file, or after the next resource.
+     [severity severe] Put CSS in the document head (2)
+      CSS in the document body adversely impacts rendering performance.
+      1 style block(s) in the 
+       audits-panel-functional.html
+       body should be moved to the document head.
+      Link node 
+       audits-style1.css
+       should be moved to the document head in 
+       audits-panel-functional.html
+     [severity warning] Remove unused CSS rules (10)
+      10 rules (50%) of CSS not used by the current page.
+       Inline block #1: 41% is not used by the current page.
+        .unused
+        x:before
+        x:nth-child(1):hover:after
+        x:after
+        x:hover
+        x:first-letter
+        x:nth-child(2n + 1)
+       Inline block #2: 100% is not used by the current page.
+        .violation
+        audits-style1.css
+       : 100% is not used by the current page.
+        .some-style
+        audits-style1.css
+       : 100% is not used by the current page.
+        .some-style
+     [severity warning] Use normal CSS property names instead of vendor-prefixed ones (2)
+       audits-panel-functional.html
+        .unused
+        "-webkit-opacity" is used, but "opacity" is supported.
+       audits-panel-functional.html
+        .violation
+        "-webkit-border-radius" is used, but "border-radius" is supported.