Generate all extension schema namespaces as "api" and instead vary the generated bundle names.

extensions/browser/api/hid/hid_api.h

 // Copyright 2014 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.
 
 #ifndef EXTENSIONS_BROWSER_API_HID_HID_API_H_
 #define EXTENSIONS_BROWSER_API_HID_HID_API_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 122 matching lines @@
   ~HidReceiveFunction() override;
 
   // HidConnectionIoFunction:
   bool ValidateParameters() override;
   void StartWork(device::HidConnection* connection) override;
 
   void OnFinished(bool success,
                   scoped_refptr<net::IOBuffer> buffer,
                   size_t size);
 
-  scoped_ptr<core_api::hid::Receive::Params> parameters_;
+  scoped_ptr<api::hid::Receive::Params> parameters_;
 
   DISALLOW_COPY_AND_ASSIGN(HidReceiveFunction);
 };
 
 class HidSendFunction : public HidConnectionIoFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("hid.send", HID_SEND);
 
   HidSendFunction();
 
  private:
   ~HidSendFunction() override;
 
   // HidConnectionIoFunction:
   bool ValidateParameters() override;
   void StartWork(device::HidConnection* connection) override;
 
   void OnFinished(bool success);
 
-  scoped_ptr<core_api::hid::Send::Params> parameters_;
+  scoped_ptr<api::hid::Send::Params> parameters_;
 
   DISALLOW_COPY_AND_ASSIGN(HidSendFunction);
 };
 
 class HidReceiveFeatureReportFunction : public HidConnectionIoFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("hid.receiveFeatureReport",
                              HID_RECEIVEFEATUREREPORT);
 
   HidReceiveFeatureReportFunction();
 
  private:
   ~HidReceiveFeatureReportFunction() override;
 
   // HidConnectionIoFunction:
   bool ValidateParameters() override;
   void StartWork(device::HidConnection* connection) override;
 
   void OnFinished(bool success,
                   scoped_refptr<net::IOBuffer> buffer,
                   size_t size);
 
-  scoped_ptr<core_api::hid::ReceiveFeatureReport::Params> parameters_;
+  scoped_ptr<api::hid::ReceiveFeatureReport::Params> parameters_;
 
   DISALLOW_COPY_AND_ASSIGN(HidReceiveFeatureReportFunction);
 };
 
 class HidSendFeatureReportFunction : public HidConnectionIoFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("hid.sendFeatureReport", HID_SENDFEATUREREPORT);
 
   HidSendFeatureReportFunction();
 
  private:
   ~HidSendFeatureReportFunction() override;
 
   // HidConnectionIoFunction:
   bool ValidateParameters() override;
   void StartWork(device::HidConnection* connection) override;
 
   void OnFinished(bool success);
 
-  scoped_ptr<core_api::hid::SendFeatureReport::Params> parameters_;
+  scoped_ptr<api::hid::SendFeatureReport::Params> parameters_;
 
   DISALLOW_COPY_AND_ASSIGN(HidSendFeatureReportFunction);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_HID_HID_API_H_