Revert 223398 "Remove old chromedriver from build/archive. Sourc..."

There's a long trail of error on the ChromeOS bots following this change (with complaints about ChromeDriver tests).
Example: make: *** No rule to make target `chromedriver'.  Stop.
http://build.chromium.org/p/chromium.chromiumos/builders/ChromiumOS%20%28x86%29/builds/16796/steps/BuildPackages/logs/stdio

Seeing if this takes care of that error.

> Remove old chromedriver from build/archive. Sources will be removed next.
> BUG=none
> 
> Review URL: https://chromiumcodereview.appspot.com/23542045

TBR=kkania@chromium.org

Review URL: https://codereview.chromium.org/23650006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@223585 0039d316-1c4b-4281-b951-d872f2087c98

build/all.gyp

@@ -788,6 +788,7 @@
                     '../chrome_frame/chrome_frame.gyp:npchrome_frame',
                     # Omitting tests from Win64 to speed up cycle times.
                     '../chrome/chrome.gyp:automated_ui_tests',
+                    '../chrome/chrome.gyp:chromedriver',
                     '../chrome/chrome.gyp:interactive_ui_tests',
                     '../chrome/chrome.gyp:reliability_tests',
                   ],

chrome/tools/build/linux/TESTS

@@ -3,3 +3,4 @@ automated_ui_tests
 interactive_ui_tests
 _pyautolib.so
 pyautolib.py
+chromedriver

chrome/tools/build/mac/TESTS

@@ -2,4 +2,5 @@ reliability_tests
 sync_integration_tests
 _pyautolib.so
 pyautolib.py
+chromedriver
 ffmpegsumo.so

chrome/tools/build/win/TESTS

@@ -10,3 +10,4 @@ plugins\npTestNetscapePlugIn.dll
 pyautolib.py
 _pyautolib.pyd
 fonts\*
+chromedriver.exe