Lazy load chrome.* APIs

chrome/renderer/extensions/module_system.h

Index: chrome/renderer/extensions/module_system.h
diff --git a/chrome/renderer/extensions/module_system.h b/chrome/renderer/extensions/module_system.h
index 4f790842aec9f0a5095e355b90c10a2d991a837b..ccd6c4af03297a080f4e0a99b9c6539124147d5e 100644
--- a/chrome/renderer/extensions/module_system.h
+++ b/chrome/renderer/extensions/module_system.h
@@ -86,6 +86,7 @@ class ModuleSystem : public NativeHandler {
   // |native_handler|.
   void RegisterNativeHandler(const std::string& name,
                              scoped_ptr<NativeHandler> native_handler);
+  bool HasNativeHandler(const std::string& name);
 
   // Causes requireNative(|name|) to look for its module in |source_map_|
   // instead of using a registered native handler. This can be used in unit
@@ -100,6 +101,14 @@ class ModuleSystem : public NativeHandler {
                                                const v8::AccessorInfo& info);
 
   // Make |object|.|field| lazily evaluate to the result of
+  // require(|module_name|)[|module_field|](|arg|).

[not at google - send to devlin, 2012/12/13 22:26:40]

This is pretty cool, though see comment in schema_generated_native_handler - I
was hoping that the act of requiring a module like 'alarms' would eventually
call into NewInstance there, which could do the function calling itself (set up
arguments etc).

+  void SetLazyField(v8::Handle<v8::Object> object,
+                    const std::string& field,
+                    const std::string& module_name,
+                    const std::string& module_field,
+                    const std::string& arg);
+
+  // Make |object|.|field| lazily evaluate to the result of
   // require(|module_name|)[|module_field|].
   void SetLazyField(v8::Handle<v8::Object> object,
                     const std::string& field,
@@ -124,6 +133,12 @@ class ModuleSystem : public NativeHandler {
   v8::Handle<v8::Value> RunString(v8::Handle<v8::String> code,
                                   v8::Handle<v8::String> name);
 
+  // Call |value| with arguments |argv| and return the result.
+  v8::Handle<v8::Value> CallModuleMethod(v8::Local<v8::Value> value,
+                                         int argc,
+                                         v8::Handle<v8::Value> argv[]);
+
+
   // Return the named source file stored in the source map.
   // |args[0]| - the name of a source file in source_map_.
   v8::Handle<v8::Value> GetSource(v8::Handle<v8::String> source_name);