No-vary-search and prerender on Android updates (#29114)

* No vary search on Android updates

* Update overall feature and also notes on prerender

* Linting fixes

* Apply suggestions from code review

Co-authored-by: Florian Scholz <fs@florianscholz.com>

---------

Co-authored-by: Florian Scholz <fs@florianscholz.com>

Author: tunetheweb

html/elements/script.json

@@ -966,8 +966,9 @@
                   "safari_ios": "mirror",
                   "samsunginternet_android": "mirror",
                   "webview_android": {
-                    "version_added": false,
-                    "impl_url": "https://crbug.com/41490450"
+                    "version_added": "135",
+                    "partial_implementation": true,
+                    "notes": "Can be enabled via a Java API rather than a Web API. See https://goo.gle/android-prerender"
                   },
                   "webview_ios": "mirror"
                 },

http/headers/No-Vary-Search.json

@@ -20,7 +20,20 @@
                 ]
               }
             ],
-            "chrome_android": "mirror",
+            "chrome_android": [
+              {
+                "version_added": "143"
+              },
+              {
+                "version_added": "121",
+                "version_removed": "143",
+                "partial_implementation": true,
+                "notes": [
+                  "Before Chrome 127, speculation rules are only supported for navigational prefetch, not prerender.",
+                  "Before Chrome 143, HTTP cache is not supported."
+                ]
+              }
+            ],
             "edge": "mirror",
             "firefox": {
               "version_added": false,
@@ -35,7 +48,11 @@
             },
             "safari_ios": "mirror",
             "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
+            "webview_android": {
+              "version_added": "121",
+              "partial_implementation": true,
+              "notes": "Only enabled for navigational prefetch, not prerender, nor HTTP cache."
+            },
             "webview_ios": "mirror"
           },
           "status": {
@@ -53,7 +70,7 @@
                 "version_added": "141"
               },
               "chrome_android": {
-                "version_added": "144"
+                "version_added": "143"
               },
               "edge": "mirror",
               "firefox": {
@@ -69,7 +86,10 @@
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
+              "webview_android": {
+                "version_added": false,
+                "impl_url": "https://crbug.com/382394774"
+              },
               "webview_ios": "mirror"
             },
             "status": {
@@ -137,7 +157,11 @@
               },
               "safari_ios": "mirror",
               "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
+              "webview_android": {
+                "version_added": "135",
+                "partial_implementation": true,
+                "notes": "Can be enabled via a Java API rather than a Web API. See https://goo.gle/android-prerender"
+              },
               "webview_ios": "mirror"
             },
             "status": {