Make the extension API docs point out the minimum version that supports an API call.

chrome/common/extensions/docs/i18n.html

Index: chrome/common/extensions/docs/i18n.html
diff --git a/chrome/common/extensions/docs/i18n.html b/chrome/common/extensions/docs/i18n.html
index d633b143e88f80c295bbaeec4c065cd221f07bc0..ee1f0d37ac89bb4aba496b9923101d144648c41c 100644
--- a/chrome/common/extensions/docs/i18n.html
+++ b/chrome/common/extensions/docs/i18n.html
@@ -59,6 +59,15 @@
           <dd>
             Description of this parameter from the json schema.
           </dd>
+          <dd>
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd>
@@ -927,6 +936,15 @@ For details on calling <code>getAcceptLanguages()</code>, see the
           <dd style="display: none; ">
             Description of this parameter from the json schema.
           </dd>
+          <dd style="display: none; ">
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd style="display: none; ">
@@ -1009,6 +1027,15 @@ For details on calling <code>getAcceptLanguages()</code>, see the
             Undocumented.
           </dd>
           <dd>Array of the accept languages of the browser, such as en-US,en,zh-CN</dd>
+          <dd style="display: none; ">
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd style="display: none; ">
@@ -1025,6 +1052,13 @@ For details on calling <code>getAcceptLanguages()</code>, see the
                   </div>
                 </div>
 
+                <!-- MIN_VERSION -->
+                <p style="display: none; ">
+                  This function was added in version <b><span></span></b>.
+                  If you require this function, the manifest key
+                  <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+                  can ensure that your extension won't be run in an earlier browser version.
+                </p>
               </div> <!-- /description -->
 
             </div><div class="apiItem">
@@ -1076,6 +1110,15 @@ For details on calling <code>getAcceptLanguages()</code>, see the
             Undocumented.
           </dd>
           <dd>The name of the message, as specified in the <a href="i18n-messages.html"><code>messages.json</code></a> file.</dd>
+          <dd style="display: none; ">
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd style="display: none; ">
@@ -1119,6 +1162,15 @@ For details on calling <code>getAcceptLanguages()</code>, see the
             Undocumented.
           </dd>
           <dd>1 - 9 substitution strings, if the message requires any.</dd>
+          <dd style="display: none; ">
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd style="display: none; ">
@@ -1168,6 +1220,15 @@ For details on calling <code>getAcceptLanguages()</code>, see the
             Undocumented.
           </dd>
           <dd>Message localized for current locale.</dd>
+          <dd style="display: none; ">
+            This parameter was added in version
+            <b><span></span></b>.
+            You must omit this parameter in earlier versions,
+            and you may omit it in any version.  If you require this
+            parameter, the manifest key
+            <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+            can ensure that your extension won't be run in an earlier browser version.
+          </dd>
 
           <!-- OBJECT PROPERTIES -->
           <dd style="display: none; ">
@@ -1206,6 +1267,13 @@ For details on calling <code>getAcceptLanguages()</code>, see the
                   </div>
                 </div>
 
+                <!-- MIN_VERSION -->
+                <p style="display: none; ">
+                  This function was added in version <b><span></span></b>.
+                  If you require this function, the manifest key
+                  <a href="manifest.html#minimum_chrome_version">minimum_chrome_version</a>
+                  can ensure that your extension won't be run in an earlier browser version.
+                </p>
               </div> <!-- /description -->
 
             </div>  <!-- /apiItem -->