Fix GOMA_DIR on android.

The DEFINES was too late, by this time DEFINES already got exported
as GYP_DEFINES

BUG=none
TEST=set GOMA_DIR=$HOME/goma, . build/android/envsetup.sh, android_gyp,
check that out/Release/build.ninja contains goma line
TBR=ilevy@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/143523006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246062 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246062
Remove FakeOAuth2TokenServiceForSync.

This CL moves the logic that generated auto-responses for access token
fetch from FakeOAuth2TokenServiceForSync to FakeProfileOAuth2TokenService
and removes FakeOAuth2TokenServiceForSync as it is no longer needed.

BUG=320625

Review URL: https://codereview.chromium.org/143293002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246063 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246063