DevTools: [Persistence] implement automapping

third_party/WebKit/LayoutTests/http/tests/inspector/persistence/automapping-dynamic-uisourcecodes-expected.txt

+Verify that automapping works property when UISourceCodes come and go.
+
+
+Running: addNetworkResource
+Mapping has stabilized.
+
+Running: addFileSystemUISourceCode
+Binding created: {
+       network: http://example.com/path/foo.js
+    fileSystem: file:///var/www/scripts/foo.js
+    exactMatch: true
+}
+Mapping has stabilized.
+
+Running: removeNetworkUISourceCode
+Binding removed: {
+       network: http://example.com/path/foo.js
+    fileSystem: file:///var/www/scripts/foo.js
+    exactMatch: true
+}
+Mapping has stabilized.
+
+Running: reAddNetworkUISourceCode
+Binding created: {
+       network: http://example.com/path/foo.js
+    fileSystem: file:///var/www/scripts/foo.js
+    exactMatch: true
+}
+Mapping has stabilized.
+
+Running: removeFileSystem
+Binding removed: {
+       network: http://example.com/path/foo.js
+    fileSystem: file:///var/www/scripts/foo.js
+    exactMatch: true
+}
+Mapping has stabilized.
+