Move the identical getInfo parameters from the windows API into a shared type.

chrome/common/extensions/api/windows.json

Index: chrome/common/extensions/api/windows.json
diff --git a/chrome/common/extensions/api/windows.json b/chrome/common/extensions/api/windows.json
index 7d16e291cefa8165a89c049121cd0662ab2d3f44..7609952679bce21e638ec5a8e8f85595dc9c506e 100644
--- a/chrome/common/extensions/api/windows.json
+++ b/chrome/common/extensions/api/windows.json
@@ -53,6 +53,18 @@
         "type": "string",
         "description": "Specifies what type of browser window to create. The 'panel' and 'detached_panel' types create a popup unless the '--enable-panels' flag is set.",
         "enum": ["normal", "popup", "panel", "detached_panel"]
+      },
+      {
+        "id": "GetInfo",
+        "type": "object",
+        "description": "Additional options given to the family of get functions: $(ref:windows.get), $(ref:windows.getCurrent), $(ref:windows.getLastFocused), and $(ref:windows.getAll).",
+        "properties": {
+          "populate": {
+            "type": "boolean",
+            "optional": true,
+            "description": "If true, the $(ref:windows.Window) object will have a <var>tabs</var> property that contains a list of the $(ref:tabs.Tab) objects. The <code>Tab</code> objects only contain the <code>url</code>, <code>title</code> and <code>favIconUrl</code> properties if the extension's manifest file includes the <code>\"tabs\"</code> permission."
+          }
+        }
       }
     ],
     "properties": {
@@ -72,15 +84,7 @@
         "description": "Gets details about a window.",
         "parameters": [
           {"type": "integer", "name": "windowId", "minimum": -2},
-          {
-            "type": "object",
-            "name": "getInfo",
-            "optional": true,
-            "description": "",
-            "properties": {
-              "populate": {"type": "boolean", "optional": true, "description": "If true, the $(ref:windows.Window) object will have a <var>tabs</var> property that contains a list of the $(ref:tabs.Tab) objects. The <code>Tab</code> objects only contain the <code>url</code>, <code>title</code> and <code>favIconUrl</code> properties if the extension's manifest file includes the <code>\"tabs\"</code> permission." }
-            }
-          },
+          {"$ref": "GetInfo", "name": "getInfo", "optional": true},
           {
             "type": "function",
             "name": "callback",
@@ -97,15 +101,7 @@
         "type": "function",
         "description": "Gets the <a href='#current-window'>current window</a>.",
         "parameters": [
-          {
-            "type": "object",
-            "name": "getInfo",
-            "optional": true,
-            "description": "",
-            "properties": {
-              "populate": {"type": "boolean", "optional": true, "description": "If true, the $(ref:windows.Window) object will have a <var>tabs</var> property that contains a list of the $(ref:tabs.Tab) objects. The <code>Tab</code> objects only contain the <code>url</code>, <code>title</code> and <code>favIconUrl</code> properties if the extension's manifest file includes the <code>\"tabs\"</code> permission." }
-            }
-          },
+          {"$ref": "GetInfo", "name": "getInfo", "optional": true},
           {
             "type": "function",
             "name": "callback",
@@ -122,15 +118,7 @@
         "type": "function",
         "description": "Gets the window that was most recently focused &mdash; typically the window 'on top'.",
         "parameters": [
-          {
-            "type": "object",
-            "name": "getInfo",
-            "optional": true,
-            "description": "",
-            "properties": {
-              "populate": {"type": "boolean", "optional": true, "description": "If true, the $(ref:windows.Window) object will have a <var>tabs</var> property that contains a list of the $(ref:tabs.Tab) objects. The <code>Tab</code> objects only contain the <code>url</code>, <code>title</code> and <code>favIconUrl</code> properties if the extension's manifest file includes the <code>\"tabs\"</code> permission." }
-            }
-          },
+          {"$ref": "GetInfo", "name": "getInfo", "optional": true},
           {
             "type": "function",
             "name": "callback",
@@ -147,15 +135,7 @@
         "type": "function",
         "description": "Gets all windows.",
         "parameters": [
-          {
-            "type": "object",
-            "name": "getInfo",
-            "optional": true,
-            "description": "",
-            "properties": {
-              "populate": {"type": "boolean", "optional": true, "description": "If true, each $(ref:windows.Window) object will have a <var>tabs</var> property that contains a list of the $(ref:tabs.Tab) objects for that window. The <code>Tab</code> objects only contain the <code>url</code>, <code>title</code> and <code>favIconUrl</code> properties if the extension's manifest file includes the <code>\"tabs\"</code> permission." }
-            }
-          },
+          {"$ref": "GetInfo", "name": "getInfo", "optional": true},
           {
             "type": "function",
             "name": "callback",