gpu: Use a rectangle to keep track of the cleared area of each texture level.

content/common/gpu/stream_texture_android.cc

 // Copyright (c) 2013 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 "content/common/gpu/stream_texture_android.h"
 
 #include "base/bind.h"
 #include "content/common/android/surface_texture_peer.h"
 #include "content/common/gpu/gpu_channel.h"
 #include "content/common/gpu/gpu_messages.h"
@@ skipping 23 matching lines @@
 
   if (texture && (!texture->texture()->target() ||
                   texture->texture()->target() == GL_TEXTURE_EXTERNAL_OES)) {
 
     // TODO: Ideally a valid image id was returned to the client so that
     // it could then call glBindTexImage2D() for doing the following.
     scoped_refptr<gfx::GLImage> gl_image(
         new StreamTexture(owner_stub, stream_id, texture->service_id()));
     gfx::Size size = gl_image->GetSize();
     texture_manager->SetTarget(texture, GL_TEXTURE_EXTERNAL_OES);
-    texture_manager->SetLevelInfo(texture,
-                                  GL_TEXTURE_EXTERNAL_OES,
-                                  0,
-                                  GL_RGBA,
-                                  size.width(),
-                                  size.height(),
-                                  1,
-                                  0,
-                                  GL_RGBA,
-                                  GL_UNSIGNED_BYTE,
-                                  true);
+    texture_manager->SetLevelInfo(texture, GL_TEXTURE_EXTERNAL_OES, 0, GL_RGBA,
+                                  size.width(), size.height(), 1, 0, GL_RGBA,
+                                  GL_UNSIGNED_BYTE, gfx::Rect(size));
     texture_manager->SetLevelImage(
         texture, GL_TEXTURE_EXTERNAL_OES, 0, gl_image.get());
     return true;
   }
 
   return false;
 }
 
 StreamTexture::StreamTexture(GpuCommandBufferStub* owner_stub,
                              int32 route_id,
@@ skipping 150 matching lines @@
 bool StreamTexture::ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                                          int z_order,
                                          gfx::OverlayTransform transform,
                                          const gfx::Rect& bounds_rect,
                                          const gfx::RectF& crop_rect) {
   NOTREACHED();
   return false;
 }
 
 }  // namespace content