Update jni_generator documentation removing GYP.

base/android/jni_generator/sample_for_tests.h

 // Copyright (c) 2013 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 BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_
 #define BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_
 
 #include <jni.h>
 #include <map>
 #include <string>
 
 #include "base/android/jni_android.h"
 
 namespace base {
 namespace android {
 
 // This file is used to:
 // - document the best practices and guidelines on JNI usage.
 // - ensure sample_for_tests_jni.h compiles and the functions declared in it
 // as expected.
 //
 // Methods are called directly from Java (except RegisterJNI). More
 // documentation in SampleForTests.java
 //
 // For C++ to access Java methods:
-// - GYP Build must be configured to generate bindings:
-//  # ...
-//  'targets': [
-//    {
-//      # An example target that will rely on JNI:
-//      'target_name': 'foo',
-//      'type': '<(component)',
-//      # ... normal sources, defines, deps.
-//      #     For each jni generated .java -> .h header file in foo_jni_headers
-//      #     target there will be a single .cc file here that includes it.
-//      #
-//      # Add deps for JNI:
-//      'conditions': [
-//        ['OS == "android"', {
-//          'dependencies': [
-//            'foo_java',
-//            'foo_jni_headers',
-//          ],
-//        }],
-//      ],
-//    },
-//  ],
-//  # ...
-//  # Create targets for JNI:
-//  'conditions': [
-//    ['OS == "android"', {
-//      'targets': [
-//        {
-//          'target_name': 'foo_jni_headers',
-//          'type': 'none',
-//          'sources': [
-//            'java/src/org/chromium/example/jni_generator/SampleForTests.java',
-//          ],
-//          'variables': {
-//            'jni_gen_package': 'foo',
-//          },
-//          'includes': [ '../../../build/jni_generator.gypi' ],
-//        },
-//        {
-//          'target_name': 'foo_java',
-//          'type': 'none',
-//          'dependencies': [
-//            '../../../base/base.gyp:base',
-//          ],
-//          'variables': {
-//            'java_in_dir': 'java',
-//          },
-//          'includes': [ '../../../build/java.gypi' ],
-//        },
-//      ],
-//    }],
-//  ],
-//
 // - GN Build must be configured to generate bindings:
 //  # Add import at top of file:
 //  if (is_android) {
 //    import("//build/config/android/rules.gni")  # For generate_jni().
 //  }
 //  # ...
 //  # An example target that will rely on JNI:
 //  component("foo") {
 //    # ... normal sources, defines, deps.
 //    #     For each jni generated .java -> .h header file in jni_headers
@@ skipping 81 matching lines @@
  private:
   std::map<long, std::string> map_;
 
   DISALLOW_COPY_AND_ASSIGN(CPPClass);
 };
 
 }  // namespace android
 }  // namespace base
 
 #endif  // BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_