move BrowserFontResource_Trusted to content/child

ppapi/proxy/ppapi_proxy_test.cc

Index: ppapi/proxy/ppapi_proxy_test.cc
diff --git a/ppapi/proxy/ppapi_proxy_test.cc b/ppapi/proxy/ppapi_proxy_test.cc
index 23de4facf3274f1dffcfdea52c6ea96e81842ce7..8048a8b7cf4c6cebf9fb21504417f8493e15ff69 100644
--- a/ppapi/proxy/ppapi_proxy_test.cc
+++ b/ppapi/proxy/ppapi_proxy_test.cc
@@ -283,6 +283,14 @@ void PluginProxyTestHarness::PluginDelegateMock::SetActiveURL(
     const std::string& url) {
 }
 
+PP_Resource PluginProxyTestHarness::PluginDelegateMock::CreateBrowserFont(
+    Connection connection,
+    PP_Instance instance,
+    const PP_BrowserFont_Trusted_Description& desc,
+    const ppapi::Preferences& prefs) {
+  return 0;
+}
+
 // PluginProxyTest -------------------------------------------------------------
 
 PluginProxyTest::PluginProxyTest() : PluginProxyTestHarness(SINGLETON_GLOBALS) {