Mandoline: WebGL: Pass context creation attributes to GPU.

mojo/gles2/gles2_context.h

Index: mojo/gles2/gles2_context.h
diff --git a/mojo/gles2/gles2_context.h b/mojo/gles2/gles2_context.h
index 092ed746494deb97a141502ca86eb584b939d7d9..5ab4b844d2a62b909aba60325fc6a62a1150320d 100644
--- a/mojo/gles2/gles2_context.h
+++ b/mojo/gles2/gles2_context.h
@@ -5,6 +5,8 @@
 #ifndef MOJO_GLES2_GLES2_CONTEXT_H_
 #define MOJO_GLES2_GLES2_CONTEXT_H_
 
+#include <vector>
+
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/client/gles2_implementation.h"
@@ -26,7 +28,8 @@ namespace gles2 {
 class GLES2Context : public CommandBufferDelegate,
                      public MojoGLES2ContextPrivate {
  public:
-  explicit GLES2Context(const MojoAsyncWaiter* async_waiter,
+  explicit GLES2Context(const std::vector<int32_t>& attribs,
+                        const MojoAsyncWaiter* async_waiter,
                         mojo::ScopedMessagePipeHandle command_buffer_handle,
                         MojoGLES2ContextLost lost_callback,
                         void* closure);