Include "gtest/gtest.h", not by full path, on WEBRTC_ANDROID_PLATFORM_BUILD

BUG=
TBR=andrew@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1571004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4119 4adac7df-926f-26a2-2b94-8c16560cd09d
2 files changed