Roll pdfium. This brings in:

Roll pdfium. This brings in:

465c2a8  Fix buffer size boundary check offset by 1
90d1f9b  Add more |bpc| value check in GetValidBpc()
b7e2af9  Fix for min/max compile error on Windows
d4ca3b4  Revert 'gn: cross-platform exception disable'
4923e3c  gn: cross-platform exception disable
ecc73b9  remove .gitattributes to prevent automatic CRLF conversions
515c26b  Correct the names of the FX_SAFE_* typedefs.
09363c8  Fix a few more -Wreorder warnings.
c2df91c  Remove CPDFSDK_Annot::ResetAppearance().
2fd400c  Fix integer overflow when stretch bitmap
10ec7ca  Fix uninitialized coords and one of infinite loops
55681f9  Remove a few unused variables, functions, and member variables.
ec570e5  Fix a few -Wreorder warnings.
96608b3  Add missing braces for aggregate initializers.
f04bd76  Fix potential integer overflow in fpdf_render_loadimage.cpp
f1d18bb  Attempt to fix some -Woverloaded-virtual warnings.
fe08482  Fix incorrect override of GetLayoutOrder().
8dee6ca  Fix the potential integer overflow from 'offset+size' in extension.h and fpdfview.cpp
0d3b5cc  Speculative fix for uninitialized value in CFX_ByteString().
cc96527  Fix the typo of "Resources" keyword
621d4de  Tidy up app::response().
6c55495  Fix a few more warnings in chromium_code mode.
c77e8f7  Remove a few unused variables, functions, and tables.
3b07e75  Remove 'inline' from two methods.
e7e6ca4  CalRGB color correction
3414a64  This change is for fixing the potential integer overflow from "offset + size"

BUG=382667, 392956, 391929, 387854, 395636
TBR=palmer@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=287263

[Nico, 2014-07-31 22:16:10]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-07-31 22:18:05]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/432173002/1

[commit-bot: I haz the power, 2014-08-01 02:03:28]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  win_gpu on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/win_gpu/builds/41259)
  linux_chromium_chromeos_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  mac_chromium_rel on tryserver.chromium.mac
(http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel/...)
  win_chromium_compile_dbg on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_comp...)
  win_chromium_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel/...)
  win_chromium_x64_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[commit-bot: I haz the power, 2014-08-01 02:14:03]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-08-01 02:14:04]

Try jobs failed on following builders:
  win_chromium_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel/...)

[Nico, 2014-08-01 14:31:33]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-08-01 14:34:23]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/432173002/20001

[palmer, 2014-08-01 18:28:00]

lgtm

[Nico, 2014-08-01 22:03:00]

The CQ bit was unchecked by thakis@chromium.org

[Nico, 2014-08-01 22:03:04]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-08-01 22:04:35]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/432173002/20001

[commit-bot: I haz the power, 2014-08-02 06:36:48]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  mac_chromium_rel on tryserver.chromium.mac
(http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel/...)
  win_chromium_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_rel/...)
  win_chromium_x64_rel on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[commit-bot: I haz the power, 2014-08-02 08:02:28]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-08-02 08:02:32]

Try jobs failed on following builders:
  mac_chromium_rel on tryserver.chromium.mac
(http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel/...)

[Nico, 2014-08-03 15:25:09]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-08-03 15:26:12]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/432173002/40001

[commit-bot: I haz the power, 2014-08-03 20:54:11]

Change committed as 287263