cc: Refactor ResourceProvider.

cc/output/gl_renderer.h

 // Copyright 2010 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_GL_RENDERER_H_
 #define CC_OUTPUT_GL_RENDERER_H_
 
 #include "base/cancelable_callback.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/scoped_ptr_deque.h"
@@ skipping 115 matching lines @@
   // fill edge array for fragment shader.  local_quad is set to
   // inflated quad if antialiasing is required, otherwise it is left
   // unchanged.  edge array is filled with inflated quad's edge data
   // if antialiasing is required, otherwise it is left unchanged.
   // Returns true if quad requires antialiasing and false otherwise.
   static bool SetupQuadForAntialiasing(const gfx::Transform& device_transform,
                                        const DrawQuad* quad,
                                        gfx::QuadF* local_quad,
                                        float edge[24]);
 
+  static GLint GetActiveTextureUnit(gpu::gles2::GLES2Interface* gl);

[danakj, 2014/07/10 17:01:43]

why public and a member of the class? just make it a static in the .cc file?

[sohanjg, 2014/07/11 16:43:32]

Done.

+
  private:
   friend class GLRendererShaderPixelTest;
   friend class GLRendererShaderTest;
 
   static void ToGLMatrix(float* gl_matrix, const gfx::Transform& transform);
 
   void DrawCheckerboardQuad(const DrawingFrame* frame,
                             const CheckerboardDrawQuad* quad);
   void DrawDebugBorderQuad(const DrawingFrame* frame,
                            const DebugBorderDrawQuad* quad);
@@ skipping 287 matching lines @@
 #if DEBUG_GL_CALLS && !defined(NDEBUG)
 #define GLC(context, x)                                                        \
   (x, GLRenderer::DebugGLCall(&* context, #x, __FILE__, __LINE__))
 #else
 #define GLC(context, x) (x)
 #endif
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_GL_RENDERER_H_