refactor the gyp file to gypi file.

Basically, the gypi file is a copy of gyp file, but has some difference on the
path of the dependencies.
Review URL: http://webrtc-codereview.appspot.com/137020

git-svn-id: http://webrtc.googlecode.com/svn/trunk@581 4adac7df-926f-26a2-2b94-8c16560cd09d

src/modules/video_coding/main/source/video_coding.gypi

@@ -1,20 +1,21 @@
-# Copyright (c) 2009 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.
+# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+#
+# Use of this source code is governed by a BSD-style license
+# that can be found in the LICENSE file in the root of the source
+# tree. An additional intellectual property rights grant can be found
+# in the file PATENTS.  All contributing project authors may
+# be found in the AUTHORS file in the root of the source tree.
 
 {
-  'includes': [
-    '../../../../common_settings.gypi', # Common settings
-  ],
   'targets': [
     {
       'target_name': 'webrtc_video_coding',
       'type': '<(library)',
       'dependencies': [
-        '../../codecs/i420/main/source/i420.gyp:webrtc_i420',
-        '../../codecs/vp8/main/source/vp8.gyp:webrtc_vp8',
-        '../../../../common_video/vplib/main/source/vplib.gyp:webrtc_vplib',
-        '../../../../system_wrappers/source/system_wrappers.gyp:system_wrappers',
+        'webrtc_i420',
+        'webrtc_vp8',
+        '<(webrtc_root)/common_video/common_video.gyp:webrtc_vplib',
+        '<(webrtc_root)/system_wrappers/source/system_wrappers.gyp:system_wrappers',
       ],
       'include_dirs': [
         '../interface',

src/modules/video_coding/main/source/video_coding_test.gypi

@@ -1,21 +1,22 @@
-# Copyright (c) 2009 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.
+# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+#
+# Use of this source code is governed by a BSD-style license
+# that can be found in the LICENSE file in the root of the source
+# tree. An additional intellectual property rights grant can be found
+# in the file PATENTS.  All contributing project authors may
+# be found in the AUTHORS file in the root of the source tree.
 
 {
-  'includes': [
-    '../../../../common_settings.gypi', # Common settings
-  ],
   'targets': [
     {
       'target_name': 'video_coding_test',
       'type': 'executable',
       'dependencies': [
-         'video_coding.gyp:webrtc_video_coding',
-         '../../../rtp_rtcp/source/rtp_rtcp.gyp:rtp_rtcp',
-         '../../../utility/source/utility.gyp:webrtc_utility',
-         '../../../video_processing/main/source/video_processing.gyp:video_processing',
-         '../../../../common_video/vplib/main/source/vplib.gyp:webrtc_vplib',
+         'webrtc_video_coding',
+         'rtp_rtcp',
+         'webrtc_utility',
+         'video_processing',
+         '<(webrtc_root)/common_video/common_video.gyp:webrtc_vplib',
       ],
       'include_dirs': [
          '../../../interface',
@@ -76,10 +77,10 @@
       'target_name': 'video_coding_unit_test',
       'type': 'executable',
       'dependencies': [
-        '../../../../system_wrappers/source/system_wrappers.gyp:system_wrappers',
-        '../../../../../testing/gtest.gyp:gtest',
-        '../../../../../testing/gtest.gyp:gtest_main',
-        'video_coding.gyp:webrtc_video_coding',
+        'webrtc_video_coding',
+        '<(webrtc_root)/system_wrappers/source/system_wrappers.gyp:system_wrappers',
+        '<(webrtc_root)/../testing/gtest.gyp:gtest',
+        '<(webrtc_root)/../testing/gtest.gyp:gtest_main',
       ],
       'include_dirs': [
         '../../../interface',