Allow creating a gpu channel that uses software rendering

Where supported (on ANGLE with EGL_ANGLE_software_display), allow for the creation of gpu channels that use software rendering instead of hardware rendering. 

BUG=
TEST=trybots, other later tests
TBR=apatrick


Review URL: http://codereview.chromium.org/7471042

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@93449 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 4 insertions, 2 deletions

diff --git a/webkit/gpu/webgraphicscontext3d_in_process_impl.cc b/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
index e7d5757..cc6f69a 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
+++ b/webkit/gpu/webgraphicscontext3d_in_process_impl.cc
@@ -135,7 +135,8 @@ bool WebGraphicsContext3DInProcessImpl::initialize(
   // and from there to the window, and WebViewImpl::paint already
   // correctly handles the case where the compositor is active but
   // the output needs to go to a WebCanvas.
-  gl_surface_ = gfx::GLSurface::CreateOffscreenGLSurface(gfx::Size(1, 1));
+  gl_surface_ = gfx::GLSurface::CreateOffscreenGLSurface(false,
+                                                         gfx::Size(1, 1));
   if (!gl_surface_.get()) {
     if (!is_gles2_)
       return false;
@@ -149,7 +150,8 @@ bool WebGraphicsContext3DInProcessImpl::initialize(
     // necessary.
     webView->mainFrame()->collectGarbage();
 
-    gl_surface_ = gfx::GLSurface::CreateOffscreenGLSurface(gfx::Size(1, 1));
+    gl_surface_ = gfx::GLSurface::CreateOffscreenGLSurface(false,
+                                                           gfx::Size(1, 1));
     if (!gl_surface_.get())
       return false;
   }