Have jni_generator.gypi specify include_dirs to dependent targets.

chrome/chrome_android.gypi

 # Copyright (c) 2012 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.
 {
   'variables': {
     'chromium_code': 1,
     'package_name': 'chromium_testshell',
   },
   'includes': [
     'chrome_android_paks.gypi', # Included for the list of pak resources.
@@ skipping 14 matching lines @@
         # JNI_OnLoad is exported.
         'app/android/chrome_jni_onload.cc',
         'android/testshell/chrome_main_delegate_testshell_android.cc',
         'android/testshell/chrome_main_delegate_testshell_android.h',
         "android/testshell/testshell_google_location_settings_helper.cc",
         "android/testshell/testshell_google_location_settings_helper.h",
         'android/testshell/testshell_tab.cc',
         'android/testshell/testshell_tab.h',
       ],
       'include_dirs': [
-        '<(SHARED_INTERMEDIATE_DIR)/chromium_testshell',
         '../skia/config',
       ],
       'conditions': [
         [ 'order_profiling!=0', {
           'conditions': [
             [ 'OS=="android"', {
               'dependencies': [ '../tools/cygprofile/cygprofile.gyp:cygprofile', ],
             }],
           ],
         }],
@@ skipping 57 matching lines @@
         'chrome.gyp:browser',
         'chrome.gyp:browser_ui',
         'chrome.gyp:plugin',
         'chrome.gyp:renderer',
         'chrome.gyp:utility',
         '../content/content.gyp:content',
         '../content/content.gyp:content_app_browser',
       ],
       'include_dirs': [
         '..',
-        '<(SHARED_INTERMEDIATE_DIR)/android',
-        '<(SHARED_INTERMEDIATE_DIR)/chrome',
         '<(android_ndk_include)',
       ],
       'sources': [
         'app/android/chrome_android_initializer.cc',
         'app/android/chrome_android_initializer.h',
         'app/android/chrome_main_delegate_android.cc',
         'app/android/chrome_main_delegate_android.h',
         'app/chrome_main_delegate.cc',
         'app/chrome_main_delegate.h',
       ],
@@ skipping 15 matching lines @@
         {
           'destination': '<(chrome_android_pak_output_folder)',
           'files': [
             '<@(chrome_android_pak_input_resources)',
           ],
         }
       ],
     },
   ],
 }