Revert "gpu: Fix Vivante's "hisilicon" GPUs"

ui/gl/gl_surface.h

Index: ui/gl/gl_surface.h
diff --git a/ui/gl/gl_surface.h b/ui/gl/gl_surface.h
index ac2be8989015196d3f58984049dae02a6aa47b36..6924685db72411f59fcd8272a49ef9b61448819c 100644
--- a/ui/gl/gl_surface.h
+++ b/ui/gl/gl_surface.h
@@ -39,9 +39,6 @@ class GL_EXPORT GLSurface : public base::RefCounted<GLSurface> {
 
   virtual bool Resize(const gfx::Size& size);
 
-  // Recreate the surface without changing the size.
-  virtual bool Recreate();
-
   // Unschedule the GpuScheduler and return true to abort the processing of
   // a GL draw call to this surface and defer it until the GpuScheduler is
   // rescheduled.
@@ -105,11 +102,6 @@ class GL_EXPORT GLSurface : public base::RefCounted<GLSurface> {
   // of screen refresh. If unavailable, returns NULL.
   virtual VSyncProvider* GetVSyncProvider();
 
-  // Certain surfaces need to be destroyed and recreated
-  // every time they are made the current surface.
-  virtual bool RecreateOnMakeCurrent();
-  virtual void SetRecreateOnMakeCurrent(bool recreate);
-
   // Create a GL surface that renders directly to a view.
   static scoped_refptr<GLSurface> CreateViewGLSurface(
       bool software,
@@ -145,7 +137,6 @@ class GL_EXPORT GLSurfaceAdapter : public GLSurface {
   virtual bool Initialize() OVERRIDE;
   virtual void Destroy() OVERRIDE;
   virtual bool Resize(const gfx::Size& size) OVERRIDE;
-  virtual bool Recreate() OVERRIDE;
   virtual bool DeferDraws() OVERRIDE;
   virtual bool IsOffscreen() OVERRIDE;
   virtual bool SwapBuffers() OVERRIDE;
@@ -162,8 +153,6 @@ class GL_EXPORT GLSurfaceAdapter : public GLSurface {
   virtual void* GetConfig() OVERRIDE;
   virtual unsigned GetFormat() OVERRIDE;
   virtual VSyncProvider* GetVSyncProvider() OVERRIDE;
-  virtual bool RecreateOnMakeCurrent() OVERRIDE;
-  virtual void SetRecreateOnMakeCurrent(bool recreate) OVERRIDE;
 
   GLSurface* surface() const { return surface_.get(); }