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 8f9159a5137311d6ae3a47094c534208f2aaf5ab..5e4b67bc4f3150ade7607547c6ba03294760b4fa 100644
--- a/ppapi/proxy/ppapi_proxy_test.cc
+++ b/ppapi/proxy/ppapi_proxy_test.cc
@@ -282,6 +282,14 @@ 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 Preferences& prefs) {
+  return 0;
+}
+
 // PluginProxyTest -------------------------------------------------------------
 
 PluginProxyTest::PluginProxyTest() : PluginProxyTestHarness(SINGLETON_GLOBALS) {