Use GLES2Interface for shaders and programs

cc/output/program_binding.h

 // Copyright 2011 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.
 
 #ifndef CC_OUTPUT_PROGRAM_BINDING_H_
 #define CC_OUTPUT_PROGRAM_BINDING_H_
 
 #include <string>
 
 #include "base/logging.h"
 #include "cc/output/context_provider.h"
 #include "cc/output/shader.h"
 
-namespace blink { class WebGraphicsContext3D; }
+namespace gpu {
+namespace gles2 {
+class GLES2Interface;
+}
+}
 
 namespace cc {
 
 class ProgramBindingBase {
  public:
   ProgramBindingBase();
   ~ProgramBindingBase();
 
-  bool Init(blink::WebGraphicsContext3D* context,
+  bool Init(gpu::gles2::GLES2Interface* context,
             const std::string& vertex_shader,
             const std::string& fragment_shader);
-  bool Link(blink::WebGraphicsContext3D* context);
-  void Cleanup(blink::WebGraphicsContext3D* context);
+  bool Link(gpu::gles2::GLES2Interface* context);
+  void Cleanup(gpu::gles2::GLES2Interface* context);
 
   unsigned program() const { return program_; }
   bool initialized() const { return initialized_; }
 
  protected:
-  unsigned LoadShader(blink::WebGraphicsContext3D* context,
+  unsigned LoadShader(gpu::gles2::GLES2Interface* context,
                       unsigned type,
                       const std::string& shader_source);
-  unsigned CreateShaderProgram(blink::WebGraphicsContext3D* context,
+  unsigned CreateShaderProgram(gpu::gles2::GLES2Interface* context,
                                unsigned vertex_shader,
                                unsigned fragment_shader);
-  void CleanupShaders(blink::WebGraphicsContext3D* context);
+  void CleanupShaders(gpu::gles2::GLES2Interface* context);
 
   unsigned program_;
   unsigned vertex_shader_id_;
   unsigned fragment_shader_id_;
   bool initialized_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ProgramBindingBase);
 };
 
 template <class VertexShader, class FragmentShader>
 class ProgramBinding : public ProgramBindingBase {
  public:
   ProgramBinding() {}
 
   void Initialize(ContextProvider* context_provider,
                   TexCoordPrecision precision,
                   SamplerType sampler) {
     DCHECK(context_provider);
     DCHECK(!initialized_);
 
     if (context_provider->IsContextLost())
       return;
 
     if (!ProgramBindingBase::Init(
-            context_provider->Context3d(),
+            context_provider->ContextGL(),
             vertex_shader_.GetShaderString(),
             fragment_shader_.GetShaderString(precision, sampler))) {
       DCHECK(context_provider->IsContextLost());
       return;
     }
 
     int base_uniform_index = 0;
-    vertex_shader_.Init(context_provider->Context3d(),
+    vertex_shader_.Init(context_provider->ContextGL(),
                         program_, &base_uniform_index);
-    fragment_shader_.Init(context_provider->Context3d(),
+    fragment_shader_.Init(context_provider->ContextGL(),
                           program_, &base_uniform_index);
 
     // Link after binding uniforms
-    if (!Link(context_provider->Context3d())) {
+    if (!Link(context_provider->ContextGL())) {
       DCHECK(context_provider->IsContextLost());
       return;
     }
 
     initialized_ = true;
   }
 
   const VertexShader& vertex_shader() const { return vertex_shader_; }
   const FragmentShader& fragment_shader() const { return fragment_shader_; }
 
  private:
   VertexShader vertex_shader_;
   FragmentShader fragment_shader_;
 
   DISALLOW_COPY_AND_ASSIGN(ProgramBinding);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_PROGRAM_BINDING_H_