Let url filter test the scheme in urlContains/Equals/Prefix/Suffix criteria

chrome/common/extensions/api/events.json

Index: chrome/common/extensions/api/events.json
diff --git a/chrome/common/extensions/api/events.json b/chrome/common/extensions/api/events.json
index da3369413afed6bf96baf2d0e7b0f329a5789986..4b505cf79f43d083a20da3815003e6a8847b7419 100644
--- a/chrome/common/extensions/api/events.json
+++ b/chrome/common/extensions/api/events.json
@@ -256,22 +256,22 @@
           },
           "urlContains": {
             "type": "string",
-            "description": "Matches if the URL contains a specified string.",
+            "description": "Matches if the URL (without fragment identifier) contains a specified string. Port numbers are stripped from the URL if they match the default port number.",
             "optional": true
           },
           "urlEquals": {
             "type": "string",
-            "description": "Matches if the URL is equal to a specified string.",
+            "description": "Matches if the URL (without fragment identifier) is equal to a specified string. Port numbers are stripped from the URL if they match the default port number.",
             "optional": true
           },
           "urlPrefix": {
             "type": "string",
-            "description": "Matches if the URL starts with a specified string.",
+            "description": "Matches if the URL (without fragment identifier) starts with a specified string. Port numbers are stripped from the URL if they match the default port number.",
             "optional": true
           },
           "urlSuffix": {
             "type": "string",
-            "description": "Matches if the URL ends with a specified string.",
+            "description": "Matches if the URL (without fragment identifier) ends with a specified string. Port numbers are stripped from the URL if they match the default port number.",
             "optional": true
           },
           "schemes": {