Implement declarativeContent API.

chrome/renderer/resources/renderer_resources.grd

Index: chrome/renderer/resources/renderer_resources.grd
diff --git a/chrome/renderer/resources/renderer_resources.grd b/chrome/renderer/resources/renderer_resources.grd
index 9d7c3ba9db020a63a8368c7a701d0ed962f9bbe0..c4115b4e3a89e41830c029ce27604184b35d5d21 100644
--- a/chrome/renderer/resources/renderer_resources.grd
+++ b/chrome/renderer/resources/renderer_resources.grd
@@ -22,6 +22,7 @@ without changes to the corresponding grd file. fb9 -->
       </if>
       <include name="IDR_BLOCKED_PLUGIN_HTML" file="blocked_plugin.html" flattenhtml="true" type="BINDATA" />
       <include name="IDR_CLICK_TO_PLAY_PLUGIN_HTML" file="click_to_play_plugin.html" flattenhtml="true" type="BINDATA" />
+      <include name="IDR_CONTENT_WATCHER_JS" file="extensions\content_watcher.js" type="BINDATA" />
       <include name="IDR_DISABLED_PLUGIN_HTML" file="disabled_plugin.html" flattenhtml="true" type="BINDATA" />
       <include name="IDR_ERROR_APP_HTML" file="error_app.html" flattenhtml="true" type="BINDATA" />
       <include name="IDR_EVENT_BINDINGS_JS" file="extensions\event.js" type="BINDATA" />
@@ -48,6 +49,7 @@ without changes to the corresponding grd file. fb9 -->
         <include name="IDR_BROWSER_ACTION_CUSTOM_BINDINGS_JS" file="extensions\browser_action_custom_bindings.js" type="BINDATA" />
         <include name="IDR_CONTENT_SETTINGS_CUSTOM_BINDINGS_JS" file="extensions\content_settings_custom_bindings.js" type="BINDATA" />
         <include name="IDR_CONTEXT_MENUS_CUSTOM_BINDINGS_JS" file="extensions\context_menus_custom_bindings.js" type="BINDATA" />
+        <include name="IDR_DECLARATIVE_CONTENT_CUSTOM_BINDINGS_JS" file="extensions\declarative_content_custom_bindings.js" type="BINDATA" />
         <include name="IDR_DECLARATIVE_WEBREQUEST_CUSTOM_BINDINGS_JS" file="extensions\declarative_webrequest_custom_bindings.js" type="BINDATA" />
         <include name="IDR_DEVTOOLS_CUSTOM_BINDINGS_JS" file="extensions\devtools_custom_bindings.js" type="BINDATA" />
         <include name="IDR_BLUETOOTH_CUSTOM_BINDINGS_JS" file="extensions\bluetooth_custom_bindings.js" type="BINDATA" />