Add CONTEXT_TYPE_OPENGLES2_PEPPER

content/renderer/pepper/ppb_graphics_3d_impl.cc

Index: content/renderer/pepper/ppb_graphics_3d_impl.cc
diff --git a/content/renderer/pepper/ppb_graphics_3d_impl.cc b/content/renderer/pepper/ppb_graphics_3d_impl.cc
index c999fad4f0bc5da324bd0bdbbd7fe93edd4d3808..a4ac9aa06672e6e3fe075b87f1e7e3210f4f88f4 100644
--- a/content/renderer/pepper/ppb_graphics_3d_impl.cc
+++ b/content/renderer/pepper/ppb_graphics_3d_impl.cc
@@ -21,6 +21,7 @@
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
+#include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "ppapi/c/ppp_graphics_3d.h"
 #include "ppapi/thunk/enter.h"
 #include "third_party/WebKit/public/platform/WebString.h"
@@ -44,6 +45,9 @@ namespace {
 const int32_t kCommandBufferSize = 1024 * 1024;
 const int32_t kTransferBufferSize = 1024 * 1024;
 
+// Chromium specific attributes.
+const int32_t kContextType = 0x10003;

[no sievers, 2016/03/16 00:46:58]

Can you just move it from gles2_cmd_utils.cc to .h then so we don't need to have
it matching in two places?

[ericrk, 2016/03/16 16:53:20]

Done.

+
 }  // namespace
 
 PPB_Graphics3D_Impl::PPB_Graphics3D_Impl(PP_Instance instance)
@@ -259,6 +263,10 @@ bool PPB_Graphics3D_Impl::InitRaw(PPB_Graphics3D_API* share_context,
     for (const int32_t* attr = attrib_list; attr[0] != PP_GRAPHICS3DATTRIB_NONE;
          attr += 2) {
       switch (attr[0]) {
+        case kContextType:
+          // kContextType is chromium internal, no caller should set this.
+          DCHECK(false);
+          break;
         case PP_GRAPHICS3DATTRIB_WIDTH:
           surface_size.set_width(attr[1]);
           break;
@@ -280,9 +288,12 @@ bool PPB_Graphics3D_Impl::InitRaw(PPB_Graphics3D_API* share_context,
           break;
       }
     }
-    attribs.push_back(PP_GRAPHICS3DATTRIB_NONE);
   }
 
+  attribs.push_back(kContextType);
+  attribs.push_back(gpu::gles2::CONTEXT_TYPE_OPENGLES2_PEPPER);
+  attribs.push_back(PP_GRAPHICS3DATTRIB_NONE);
+
   CommandBufferProxyImpl* share_buffer = NULL;
   if (share_context) {
     PPB_Graphics3D_Impl* share_graphics =