[GeometryInterface] Implement DOMQuad and DOMQuadInit.

third_party/WebKit/Source/core/core_idl_files.gni

Index: third_party/WebKit/Source/core/core_idl_files.gni
diff --git a/third_party/WebKit/Source/core/core_idl_files.gni b/third_party/WebKit/Source/core/core_idl_files.gni
index b0271be51b4c1cd8370f11f916288c447975ac2c..66f3cca9da4bd355f72d74530021e3f57951977a 100644
--- a/third_party/WebKit/Source/core/core_idl_files.gni
+++ b/third_party/WebKit/Source/core/core_idl_files.gni
@@ -100,6 +100,7 @@ core_idl_files = get_path_info([
                                  "dom/DOMMatrixReadOnly.idl",
                                  "dom/DOMPoint.idl",
                                  "dom/DOMPointReadOnly.idl",
+                                 "dom/DOMQuad.idl",
                                  "dom/DOMRect.idl",
                                  "dom/DOMRectReadOnly.idl",
                                  "dom/DOMStringList.idl",
@@ -508,8 +509,9 @@ core_dictionary_idl_files =
                     "css/MediaQueryListEventInit.idl",
                     "css/PropertyDescriptor.idl",
                     "css/cssom/CSSCalcDictionary.idl",
-                    "dom/DOMPointInit.idl",
                     "dom/DOMMatrixInit.idl",
+                    "dom/DOMPointInit.idl",

[dominicc (has gone to gerrit), 2017/01/11 08:07:54]

Thank you for alphabetizing these.

+                    "dom/DOMQuadInit.idl",
                     "dom/ElementCreationOptions.idl",
                     "dom/ElementDefinitionOptions.idl",
                     "dom/ElementRegistrationOptions.idl",