[chromedriver] Upload server logs with mimetype=text/plain

BUG=None
NOTRY=True

Review URL: https://codereview.chromium.org/53563002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232084 0039d316-1c4b-4281-b951-d872f2087c98
Remove IDR_BUBBLE_SHADOW, use IDR_WINDOW_BUBBLE_SHADOW_BIG.

Remove the IDRs, asset files, and example usage.
These assets were only used for the fullscreen bubble.
Use some highly similar and more common assets instead.
Tweak its padding to accommodate slightly larger assets.
See before/after at: http://crbug.com/181257#c14

BUG=181257,313400
TEST=Fullscreen bubble looks slightly different, no other change.
R=sky@chromium.org,yzshen@chromium.org,oshima@chromium.org,scheib@chromium.org

Review URL: https://codereview.chromium.org/53703002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232085 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232084
Removed gpu_function_browsertest.cc

BUG=312395

Review URL: https://codereview.chromium.org/53733002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232086 0039d316-1c4b-4281-b951-d872f2087c98
Fix DCHECK for bw color mode.
It fails on corp goobuntu if print to 000...00-default printer.

Review URL: https://codereview.chromium.org/53803002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232087 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232087