Remove httplib2 patch, unnecessary for newer depot_tools

Author: Hibbiki

scripts/patch.cmd

@@ -3,11 +3,6 @@
 IF NOT DEFINED IN_CHROMIUM_BUILDER (goto :EOF)
 cd %CHROMIUM_DIR%\depot_tools
 
-@rem vpython is used for autoninja on standalone but httplib2 is only present for python
-cd src\chrome
-cmd /c "vpython -m pip install httplib2"
-cd ..\..
-
 cd src
 FOR %%f IN (%CHROMIUM_DIR%\patch\*.patch) DO git am --reject --signoff < %%f
 cd ..