if $GYP_DEFINES contain branding=Chrome and target_arch=arm together, the gclient runhooks --force will return error:
if $GYP_DEFINES contain branding=Chrome and target_arch=arm together, the gclient runhooks --force will return error:

KeyError: 'Undefined variable deb_arch in src/chrome/chrome.gyp while loading dependencies of src/chrome/browser/sync/tools/sync_tools.gyp while loading dependencies of src/build/all.gyp while trying to load src/build/all.gyp'
Error: /usr/bin/python src/build/gyp_chromium in /usr/local/google/proj/chrome_arm returned 1

BUG=NONE
TEST=GCLIENT runhooks succeed.

Review URL: http://codereview.chromium.org/3420010

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@59885 0039d316-1c4b-4281-b951-d872f2087c98

adobe/chromium,adobe/chromium,Crystalnix/house-of-life-chromium,ropik/chromium,Crystalnix/house-of-life-chromium,yitian134/chromium,gavinp/chromium,Crystalnix/house-of-life-chromium,ropik/chromium,gavinp/chromium,ropik/chromium,yitian134/chromium,Crystalnix/house-of-life-chromium,ropik/chromium,Crystalnix/house-of-life-chromium,yitian134/chromium,gavinp/chromium,adobe/chromium,yitian134/chromium,yitian134/chromium,ropik/chromium,Crystalnix/house-of-life-chromium,gavinp/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,adobe/chromium,Crystalnix/house-of-life-chromium,gavinp/chromium,adobe/chromium,Crystalnix/house-of-life-chromium,gavinp/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,gavinp/chromium,Crystalnix/house-of-life-chromium,gavinp/chromium,adobe/chromium,gavinp/chromium,Crystalnix/house-of-life-chromium,yitian134/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,adobe/chromium,Crystalnix/house-of-life-chromium,adobe/chromium