DevTools: merge UISourceCode's parentPath, name, originURL and uri.

third_party/WebKit/LayoutTests/inspector/file-system-project-expected.txt

 Tests file system project.
 
 
 Running: testFileSystems
 Adding first file system.
 Adding second file system.
 Adding file mappings.
 Adding files to file systems.
 
 UISourceCode: file:///var/www/localhost/foo.js
 UISourceCode is content script: false
 Highlighter type: text/javascript
 UISourceCode content: <foo content>
 
 UISourceCode: file:///var/www/bar.js
 UISourceCode is content script: false
 Highlighter type: text/javascript
 UISourceCode content: <bark content>
 
 UISourceCode: file:///foo/bar/baz.js
 UISourceCode is content script: false
 Highlighter type: text/javascript
 UISourceCode content: <bazzz content>
 
 Dumping uiSourceCode location link texts:
  - foo.js:6
  - bar.js:6
  - baz.js:6
 UISourceCode uri to url mappings:
-    filesystem:/var/www/localhost/foo.js -> http://localhost/foo.js
-    filesystem:/foo/bar/baz.js -> http://www.example.com/baz.js
+    file:///var/www/localhost/foo.js -> http://localhost/foo.js
+    file:///foo/bar/baz.js -> http://www.example.com/baz.js
 UISourceCode url to uri mappings:
-    http://localhost/foo.js -> filesystem:/var/www/localhost/foo.js
-    http://www.example.com/baz.js -> filesystem:/foo/bar/baz.js
+    http://localhost/foo.js -> file:///var/www/localhost/foo.js
+    http://www.example.com/baz.js -> file:///foo/bar/baz.js
 After revision added:
 UISourceCode: file:///var/www/localhost/foo.js
 UISourceCode is content script: false
 Highlighter type: text/javascript
 UISourceCode content: <Modified UISourceCode content>
 
 Running: testDefaultExcludes
 
 -- Default excludes --
 Dumping uiSourceCodes origin URLs:
@@ skipping 15 matching lines @@
   - file:///var/www3/html/foo.js
   - file:///var/www3/bar.js
 
 Running: testExcludesViaProject
 
 -- Excluded /html2/ via .devtools --
 Dumping uiSourceCodes origin URLs:
   - file:///html/foo.js
   - file:///bar.js