Fix GYP and GN references that are invalid in Chromium builds.

webrtc/api/BUILD.gn

 # Copyright (c) 2015 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.
 
 import("../build/webrtc.gni")
 
 config("ios_config") {
   libs = [
     "CoreGraphics.framework",
     "GLKit.framework",
     "OpenGLES.framework",
     "QuartzCore.framework",
   ]
 }
 
 if (is_ios) {
   source_set("rtc_api_objc") {
     deps = [
-      "//webrtc/base:rtc_base_objc",
-      #"//talk/libjingle:libjingle_peerconnection",
+      "../base:rtc_base_objc",
+      #"../../talk/libjingle:libjingle_peerconnection",
     ]
     cflags = [
       "-fobjc-arc",
       "-Wobjc-missing-property-synthesis",
     ]
     sources = [
       # Add these when there's a BUILD.gn for peer connection APIs
       #"objc/RTCAVFoundationVideoSource+Private.h",
       #"objc/RTCAVFoundationVideoSource.h",
       #"objc/RTCAVFoundationVideoSource.mm",
@@ skipping 61 matching lines @@
     }
 
     if (is_mac) {
       sources += [
         "objc/RTCNSGLVideoView.h",
         "objc/RTCNSGLVideoView.m",
       ]
     }
   }
 }