Compile shader upon deletion if attached.

gpu/command_buffer/service/shader_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/shader_manager.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
@@ skipping 116 matching lines @@
 void Shader::IncUseCount() {
   ++use_count_;
 }
 
 void Shader::DecUseCount() {
   --use_count_;
   DCHECK_GE(use_count_, 0);
 }
 
 void Shader::MarkAsDeleted() {
+  if (use_count_ > 0) {
+    // If attached, compile the shader before we delete it.
+    DoCompile();
+  }
   DCHECK_NE(service_id_, 0u);
   service_id_ = 0;
 }
 
 const sh::Attribute* Shader::GetAttribInfo(const std::string& name) const {
   // Vertex attributes can't be arrays or structs (GLSL ES 3.00.4, section
   // 4.3.4, "Input Variables"), so |name| is the top level name used as
   // the AttributeMap key.
   AttributeMap::const_iterator it = attrib_map_.find(name);
   return it != attrib_map_.end() ? &it->second : NULL;
@@ skipping 117 matching lines @@
   DCHECK(shader);
   DCHECK(IsOwned(shader));
   shader->DecUseCount();
   RemoveShader(shader);
 }
 
 }  // namespace gles2
 }  // namespace gpu