Public bug reported:

After installing package chromium-browser 43.0.2357.81-0ubuntu0.14.04.1.1089 
hardware acceleration becomes disabled.
I had no problem with previous chromium version.

Console output:

jose@jose:~$ chromium-browser 
[3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.
[3150:3150:0609/190556:ERROR:url_pattern_set.cc(240)] Invalid url pattern: 
chrome://print/*
[3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.
[3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.

chrome://gpu:

Graphics Feature Status
Canvas: Software only, hardware acceleration unavailable
Flash: Software only, hardware acceleration unavailable
Flash Stage3D: Software only, hardware acceleration unavailable
Flash Stage3D Baseline profile: Software only, hardware acceleration unavailable
Compositing: Software only, hardware acceleration unavailable
Multiple Raster Threads: Unavailable
Rasterization: Software only, hardware acceleration unavailable
Threaded Rasterization: Unavailable
Video Decode: Software only, hardware acceleration unavailable
Video Encode: Software only, hardware acceleration unavailable
WebGL: Unavailable

Driver Bug Workarounds
clear_uniforms_before_first_program_use
count_all_in_varyings_packing
disable_chromium_framebuffer_multisample
disable_ext_occlusion_query
disable_post_sub_buffers_for_onscreen_surfaces
scalarize_vec_and_mat_constructor_args

Problems Detected
GPU process was unable to boot: GPU access is disabled in chrome://settings.
Disabled Features: all

- - -
Actually GPU access is *not* disabled from settings. 

Workarounds like "--disable-gpu-sandbox" or "LIBGL_DRI3_DISABLE=1"
didn't helped at all.

** Affects: chromium-browser (Ubuntu)
     Importance: Undecided
         Status: New

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to chromium-browser in Ubuntu.
https://bugs.launchpad.net/bugs/1463598

Title:
  Chromium 43 fails to use hardware acceleration

Status in chromium-browser package in Ubuntu:
  New

Bug description:
  After installing package chromium-browser 43.0.2357.81-0ubuntu0.14.04.1.1089 
hardware acceleration becomes disabled.
  I had no problem with previous chromium version.

  Console output:

  jose@jose:~$ chromium-browser 
  [3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.
  [3150:3150:0609/190556:ERROR:url_pattern_set.cc(240)] Invalid url pattern: 
chrome://print/*
  [3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.
  [3150:3191:0609/190556:ERROR:browser_gpu_channel_host_factory.cc(134)] Failed 
to launch GPU process.

  chrome://gpu:

  Graphics Feature Status
  Canvas: Software only, hardware acceleration unavailable
  Flash: Software only, hardware acceleration unavailable
  Flash Stage3D: Software only, hardware acceleration unavailable
  Flash Stage3D Baseline profile: Software only, hardware acceleration 
unavailable
  Compositing: Software only, hardware acceleration unavailable
  Multiple Raster Threads: Unavailable
  Rasterization: Software only, hardware acceleration unavailable
  Threaded Rasterization: Unavailable
  Video Decode: Software only, hardware acceleration unavailable
  Video Encode: Software only, hardware acceleration unavailable
  WebGL: Unavailable

  Driver Bug Workarounds
  clear_uniforms_before_first_program_use
  count_all_in_varyings_packing
  disable_chromium_framebuffer_multisample
  disable_ext_occlusion_query
  disable_post_sub_buffers_for_onscreen_surfaces
  scalarize_vec_and_mat_constructor_args

  Problems Detected
  GPU process was unable to boot: GPU access is disabled in chrome://settings.
  Disabled Features: all

  - - -
  Actually GPU access is *not* disabled from settings. 

  Workarounds like "--disable-gpu-sandbox" or "LIBGL_DRI3_DISABLE=1"
  didn't helped at all.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1463598/+subscriptions

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