Update to Chromium version 70.0.3538.0 (#587811)

Known issues:
- The CefLoadCRLSetsFile function needs to be re-implemented (see issue #2497).
- Linux: GTK2 support has been removed. The cefclient sample needs to be updated
  to use GTK3 (see issue #2014).

libcef/common/extensions/extensions_api_provider.cc

@@ -0,0 +1,89 @@
+// Copyright 2018 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "libcef/common/extensions/extensions_api_provider.h"
+
+#include "libcef/common/extensions/chrome_generated_schemas.h"
+
+#include "cef/grit/cef_resources.h"
+//#include "cef/libcef/common/extensions/api/generated_schemas.h"
+#include "cef/libcef/common/extensions/api/cef_api_features.h"
+#include "cef/libcef/common/extensions/api/cef_manifest_features.h"
+#include "cef/libcef/common/extensions/api/cef_permission_features.h"
+#include "chrome/common/extensions/chrome_aliases.h"
+#include "chrome/common/extensions/chrome_manifest_handlers.h"
+#include "extensions/common/features/json_feature_provider_source.h"
+#include "extensions/common/permissions/permissions_info.h"
+
+namespace extensions {
+
+CefExtensionsAPIProvider::CefExtensionsAPIProvider() {
+}
+
+void CefExtensionsAPIProvider::AddAPIFeatures(FeatureProvider* provider) {
+  AddCEFAPIFeatures(provider);
+}
+
+void CefExtensionsAPIProvider::AddManifestFeatures(
+    FeatureProvider* provider) {
+  AddCEFManifestFeatures(provider);
+}
+
+void CefExtensionsAPIProvider::AddPermissionFeatures(
+    FeatureProvider* provider) {
+  AddCEFPermissionFeatures(provider);
+}
+
+void CefExtensionsAPIProvider::AddBehaviorFeatures(
+    FeatureProvider* provider) {
+  // No CEF-specific behavior features.
+}
+
+void CefExtensionsAPIProvider::AddAPIJSONSources(
+    JSONFeatureProviderSource* json_source) {
+  // Extension API features specific to CEF. See
+  // libcef/common/extensions/api/README.txt for additional details.
+  json_source->LoadJSON(IDR_CEF_EXTENSION_API_FEATURES);
+}
+
+bool CefExtensionsAPIProvider::IsAPISchemaGenerated(const std::string& name) {
+  // Schema for CEF-only APIs.
+  // TODO(cef): Enable if/when CEF exposes its own Mojo APIs. See
+  // libcef/common/extensions/api/README.txt for details.
+  // if (api::cef::CefGeneratedSchemas::IsGenerated(name))
+  //   return true;
+
+  // Chrome APIs whitelisted by CEF.
+  if (api::cef::ChromeGeneratedSchemas::IsGenerated(name))
+    return true;
+
+  return false;
+}
+
+base::StringPiece CefExtensionsAPIProvider::GetAPISchema(
+    const std::string& name) {
+  // Schema for CEF-only APIs.
+  // TODO(cef): Enable if/when CEF exposes its own Mojo APIs. See
+  // libcef/common/extensions/api/README.txt for details.
+  // if (api::cef::CefGeneratedSchemas::IsGenerated(name))
+  //   return api::cef::CefGeneratedSchemas::Get(name);
+
+  // Chrome APIs whitelisted by CEF.
+  if (api::cef::ChromeGeneratedSchemas::IsGenerated(name))
+    return api::cef::ChromeGeneratedSchemas::Get(name);
+
+  return base::StringPiece();
+}
+
+void CefExtensionsAPIProvider::AddPermissionsProviders(
+    PermissionsInfo* permissions_info) {
+  permissions_info->AddProvider(chrome_api_permissions_,
+                                GetChromePermissionAliases());
+}
+
+void CefExtensionsAPIProvider::RegisterManifestHandlers() {
+  RegisterChromeManifestHandlers();
+}
+
+}  // namespace extensions