Expose GLES2Interface to blink, and delete isContextLost() from WGC3D.

gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc

Index: gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc
diff --git a/gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc b/gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc
index cc18157c5251202277574e863167f5cfd2269e8f..5daf17838020e817184ead2faf07c087bf24c38f 100644
--- a/gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc
+++ b/gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.cc
@@ -136,7 +136,7 @@ bool WebGraphicsContext3DInProcessCommandBufferImpl::MaybeInitializeGL() {
   }
 
   real_gl_ = context_->GetImplementation();
-  setGLInterface(real_gl_);
+  SetGLInterface(real_gl_);
 
   real_gl_->TraceBeginCHROMIUM("WebGraphicsContext3D",
                                "InProcessContext");
@@ -149,7 +149,9 @@ bool
 WebGraphicsContext3DInProcessCommandBufferImpl::InitializeOnCurrentThread() {
   if (!MaybeInitializeGL())
     return false;
-  return context_ && !isContextLost();
+  return context_ &&
+         context_->GetImplementation()->GetGraphicsResetStatusKHR() ==
+             GL_NO_ERROR;
 }
 
 void WebGraphicsContext3DInProcessCommandBufferImpl::SetLock(base::Lock* lock) {