Move CellularDataPlanInfo to CellularDataPlan conversion code to cros_network_functions.cc

Move CellularDataPlanInfo to CellularDataPlan conversion code to cros_network_functions.cc

Move CellularDataPlan from network_library.* to its own files.
Move CellularDataInfo to CellularData conversion code to cros_network_functions.cc

BUG=chromium-os:16557
TEST=unit_tests --gtest_filter="CrosNetworkFunctionsLibcrosTest.CrosMonitorCellularDataPlan"

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=133918

[stevenjb, 2012-04-25 01:40:18]

lgtm

[commit-bot: I haz the power, 2012-04-25 12:33:54]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/hashimoto@chromium.org/10207006/1011

[commit-bot: I haz the power, 2012-04-25 12:33:58]

Can't apply patch for file
chrome/browser/chromeos/cros/cros_network_functions_unittest.cc.
While running patch -p1 --forward --force;
patching file chrome/browser/chromeos/cros/cros_network_functions_unittest.cc
Hunk #2 FAILED at 415.
1 out of 2 hunks FAILED -- saving rejects to file
chrome/browser/chromeos/cros/cros_network_functions_unittest.cc.rej

[commit-bot: I haz the power, 2012-04-25 15:20:36]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/hashimoto@chromium.org/10207006/14002