Move GLSurface creation from //ui/gl to //ui/gl/init.

ui/gl/init/gl_factory_android.cc

 // Copyright 2016 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 "ui/gl/init/gl_factory.h"
 
 #include "base/logging.h"
 #include "base/trace_event/trace_event.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_context_egl.h"
 #include "ui/gl/gl_context_osmesa.h"
 #include "ui/gl/gl_context_stub.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_share_group.h"
 #include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_surface_egl.h"
+#include "ui/gl/gl_surface_osmesa.h"
+#include "ui/gl/gl_surface_stub.h"
 
 namespace gl {
 namespace init {
 
 namespace {
 
 // Used to render into an already current context+surface,
 // that we do not have ownership of (draw callback).
 // TODO(boliu): Make this inherit from GLContextEGL.
 class GLNonOwnedContext : public GLContextReal {
@@ skipping 35 matching lines @@
 }
 
 std::string GLNonOwnedContext::GetExtensions() {
   const char* extensions = eglQueryString(display_, EGL_EXTENSIONS);
   if (!extensions)
     return GLContext::GetExtensions();
 
   return GLContext::GetExtensions() + " " + extensions;
 }
 
-}  // anonymous namespace
+}  // namespace
 
 scoped_refptr<GLContext> CreateGLContext(GLShareGroup* share_group,
                                          GLSurface* compatible_surface,
                                          GpuPreference gpu_preference) {
   TRACE_EVENT0("gpu", "gl::init::CreateGLContext");
   switch (GetGLImplementation()) {
     case kGLImplementationMockGL:
       return scoped_refptr<GLContext>(new GLContextStub(share_group));
     case kGLImplementationOSMesaGL:
       return InitializeGLContext(new GLContextOSMesa(share_group),
                                  compatible_surface, gpu_preference);
     default:
       if (compatible_surface->GetHandle()) {
         return InitializeGLContext(new GLContextEGL(share_group),
                                    compatible_surface, gpu_preference);
       } else {
         return InitializeGLContext(new GLNonOwnedContext(share_group),
                                    compatible_surface, gpu_preference);
       }
   }
 }
 
+scoped_refptr<GLSurface> CreateViewGLSurface(gfx::AcceleratedWidget window) {
+  TRACE_EVENT0("gpu", "gl::init::CreateViewGLSurface");
+  CHECK_NE(kGLImplementationNone, GetGLImplementation());
+  switch (GetGLImplementation()) {
+    case kGLImplementationOSMesaGL:
+      return InitializeGLSurface(new GLSurfaceOSMesaHeadless());
+    case kGLImplementationEGLGLES2:
+      if (window != gfx::kNullAcceleratedWidget) {
+        return InitializeGLSurface(new NativeViewGLSurfaceEGL(window));
+      } else {
+        return InitializeGLSurface(new GLSurfaceStub());
+      }
+    default:
+      NOTREACHED();
+      return nullptr;
+  }
+}
+
+scoped_refptr<GLSurface> CreateOffscreenGLSurface(const gfx::Size& size) {
+  TRACE_EVENT0("gpu", "gl::init::CreateOffscreenGLSurface");
+  CHECK_NE(kGLImplementationNone, GetGLImplementation());
+  switch (GetGLImplementation()) {
+    case kGLImplementationOSMesaGL: {
+      return InitializeGLSurface(
+          new GLSurfaceOSMesa(GLSurface::SURFACE_OSMESA_BGRA, size));
+    }
+    case kGLImplementationEGLGLES2: {
+      scoped_refptr<GLSurface> surface;
+      if (GLSurfaceEGL::IsEGLSurfacelessContextSupported() &&
+          (size.width() == 0 && size.height() == 0)) {
+        return InitializeGLSurface(new SurfacelessEGL(size));
+      } else {
+        return InitializeGLSurface(new PbufferGLSurfaceEGL(size));
+      }
+    }
+    case kGLImplementationMockGL:
+      return new GLSurfaceStub;
+    default:
+      NOTREACHED();
+      return nullptr;
+  }
+}
+
 }  // namespace init
 }  // namespace gl