Add some closureised JS bindings for DevTools for use by headless embedder

headless/lib/browser/devtools_api/client_api_generator.py

Index: headless/lib/browser/devtools_api/client_api_generator.py
diff --git a/headless/lib/browser/devtools_api/client_api_generator.py b/headless/lib/browser/devtools_api/client_api_generator.py
index 6b9936d6aafe2488bcc4f5a84177bb1e8471c014..3763110c8b7d3335acdd334c0ff9e68dacd1198a 100644
--- a/headless/lib/browser/devtools_api/client_api_generator.py
+++ b/headless/lib/browser/devtools_api/client_api_generator.py
@@ -120,6 +120,7 @@ def PatchFullQualifiedRefs(json_api):
 def CreateUserTypeDefinition(domain, type):
   namespace = CamelCaseToHackerStyle(domain['domain'])
   return {
+      'js_type': '!chromium.DevTools.%s.%s' % (domain['domain'], type['id']),
       'return_type': 'std::unique_ptr<headless::%s::%s>' % (
           namespace, type['id']),
       'pass_type': 'std::unique_ptr<headless::%s::%s>' % (
@@ -137,6 +138,7 @@ def CreateUserTypeDefinition(domain, type):
 def CreateEnumTypeDefinition(domain_name, type):
   namespace = CamelCaseToHackerStyle(domain_name)
   return {
+      'js_type': '!chromium.DevTools.%s.%s' % (domain_name, type['id']),
       'return_type': 'headless::%s::%s' % (namespace, type['id']),
       'pass_type': 'headless::%s::%s' % (namespace, type['id']),
       'to_raw_type': '%s',
@@ -151,6 +153,7 @@ def CreateEnumTypeDefinition(domain_name, type):
 
 def CreateObjectTypeDefinition():
   return {
+      'js_type': '%s',
       'return_type': 'std::unique_ptr<base::DictionaryValue>',
       'pass_type': 'std::unique_ptr<base::DictionaryValue>',
       'to_raw_type': '*%s',
@@ -166,6 +169,7 @@ def CreateObjectTypeDefinition():
 def WrapObjectTypeDefinition(type):
   id = type.get('id', 'base::Value')
   return {
+      'js_type': '!Object',
       'return_type': 'std::unique_ptr<%s>' % id,
       'pass_type': 'std::unique_ptr<%s>' % id,
       'to_raw_type': '*%s',
@@ -180,6 +184,7 @@ def WrapObjectTypeDefinition(type):
 
 def CreateAnyTypeDefinition():
   return {
+      'js_type': '*',
       'return_type': 'std::unique_ptr<base::Value>',
       'pass_type': 'std::unique_ptr<base::Value>',
       'to_raw_type': '*%s',
@@ -194,6 +199,7 @@ def CreateAnyTypeDefinition():
 
 def CreateStringTypeDefinition():
   return {
+      'js_type': 'string',
       'return_type': 'std::string',
       'pass_type': 'const std::string&',
       'to_pass_type': '%s',
@@ -212,7 +218,13 @@ def CreatePrimitiveTypeDefinition(type):
       'integer': 'int',
       'boolean': 'bool',
   }
+  js_typedefs = {
+      'number': 'number',
+      'integer': 'number',
+      'boolean': 'boolean',
+  }
   return {
+      'js_type': js_typedefs[type],
       'return_type': typedefs[type],
       'pass_type': typedefs[type],
       'to_pass_type': '%s',
@@ -236,6 +248,7 @@ type_definitions['any'] = CreateAnyTypeDefinition()
 
 def WrapArrayDefinition(type):
   return {
+      'js_type': '!Array.<%s>' % type['js_type'],
       'return_type': 'std::vector<%s>' % type['type'],
       'pass_type': 'std::vector<%s>' % type['type'],
       'to_raw_type': '%s',
@@ -470,6 +483,10 @@ def GenerateDomains(jinja_env, output_dirname, json_api):
       jinja_env, os.path.join(output_dirname, 'devtools', 'domains'), json_api,
       'domain', ['cc', 'h'],
       lambda domain_name: domain_name)
+  GeneratePerDomain(
+      jinja_env, os.path.join(output_dirname, 'devtools_js'), json_api,
+      'domain', ['js'],
+      lambda domain_name: domain_name)
 
 
 def GenerateTypes(jinja_env, output_dirname, json_api):