Define the proper macro "GTEST_OS_LINUX_ANDROID" for native tests.
Define the proper macro "GTEST_OS_LINUX_ANDROID" for native tests.

Bug 7050760

Change-Id: I05e69b741eaf628ab1d25dec12a953f9f2a3d9a2

RR-msm7x30/platform_manifest,fallouttester/platform_manifest,xorware/android_build,ND-3500/platform_manifest,hagar006/platform_manifest,Hybrid-Power/startsync,see4ri/lolili,knone1/platform_manifest,xorware/android_build,xorware/android_build,pranav01/platform_manifest,xorware/android_build,xorware/android_build