Expose privacy-relevant preferences via Chrome's extension API.

chrome/common/extensions/api/extension_api.json

Index: chrome/common/extensions/api/extension_api.json
diff --git a/chrome/common/extensions/api/extension_api.json b/chrome/common/extensions/api/extension_api.json
index ac3510ead7380b594aed0c8b7af48b2b5e44c803..86a2799eb8ec4f78b78356be87bae0e2687177e0 100644
--- a/chrome/common/extensions/api/extension_api.json
+++ b/chrome/common/extensions/api/extension_api.json
@@ -5998,6 +5998,52 @@
             "$ref": "ChromeSetting",
             "value": ["hyperlinkAuditingEnabled", {"type":"boolean"}],
             "description": "Whether to enable hyperlink auditing (\"<a ping>\"). The value of this preference is of type boolean, and the default value is true."
+          },
+
+          "alternateErrorPagesEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["alternateErrorPagesEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "autofillEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["autofillEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "clearSiteDataOnExit": {
+            "$ref": "ChromeSetting",
+            "value": ["clearSiteDataOnExit", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>false</code>."
+          },
+          "instantEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["instantEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "metricsReportingEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["metricsReportingEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "networkPredictionEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["networkPredictionEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "searchSuggestEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["searchSuggestEnabled", {"type":"boolean"}],
+            "description": "If enabled, Chrome sends the text you type into the Omnibox to your default search engine, which provides predictions of websites and searches that are likely completions of what you've typed so far. This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "safeBrowsingEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["safeBrowsingEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
+          },
+          "translateEnabled": {
+            "$ref": "ChromeSetting",
+            "value": ["translateEnabled", {"type":"boolean"}],
+            "description": "This preference's value is a boolean, defaulting to <code>true</code>."
           }
         }
       },