Making use of bindless variants mailbox produce/consume on remainders.

content/renderer/media/webmediaplayer_impl.cc

 // Copyright 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/renderer/media/webmediaplayer_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <string>
 #include <vector>
@@ skipping 603 matching lines @@
   // The cost of getIntegerv is sufficiently high, however, that we want to
   // avoid it in user builds. As a result assume (below) that |texture| is
   // bound when this method is called, and only verify this fact when
   // DCHECK_IS_ON.
 #if DCHECK_IS_ON
   GLint bound_texture = 0;
   web_graphics_context->getIntegerv(GL_TEXTURE_BINDING_2D, &bound_texture);
   DCHECK_EQ(static_cast<GLuint>(bound_texture), texture);
 #endif
 
-  uint32 source_texture = web_graphics_context->createTexture();
-
   web_graphics_context->waitSyncPoint(mailbox_holder->sync_point);
-  web_graphics_context->bindTexture(GL_TEXTURE_2D, source_texture);
-  web_graphics_context->consumeTextureCHROMIUM(GL_TEXTURE_2D,
-                                               mailbox_holder->mailbox.name);
+  uint32 source_texture = web_graphics_context->createAndConsumeTextureCHROMIUM(
+      GL_TEXTURE_2D, mailbox_holder->mailbox.name);
 
   // The video is stored in a unmultiplied format, so premultiply
   // if necessary.
   web_graphics_context->pixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM,
                                     premultiply_alpha);
   // Application itself needs to take care of setting the right flip_y
   // value down to get the expected result.
   // flip_y==true means to reverse the video orientation while
   // flip_y==false means to keep the intrinsic orientation.
   web_graphics_context->pixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, flip_y);
   web_graphics_context->copyTextureCHROMIUM(GL_TEXTURE_2D,
                                             source_texture,
                                             texture,
                                             level,
                                             internal_format,
                                             type);
   web_graphics_context->pixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, false);
   web_graphics_context->pixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM,
                                     false);
 
-  // Restore the state for TEXTURE_2D binding point as mentioned above.
-  web_graphics_context->bindTexture(GL_TEXTURE_2D, texture);
-
   web_graphics_context->deleteTexture(source_texture);
   web_graphics_context->flush();
   video_frame->AppendReleaseSyncPoint(web_graphics_context->insertSyncPoint());
   return true;
 }
 
 // Helper functions to report media EME related stats to UMA. They follow the
 // convention of more commonly used macros UMA_HISTOGRAM_ENUMERATION and
 // UMA_HISTOGRAM_COUNTS. The reason that we cannot use those macros directly is
 // that UMA_* macros require the names to be constant throughout the process'
@@ skipping 698 matching lines @@
   compositor_task_runner_->PostTask(FROM_HERE,
                                     base::Bind(&GetCurrentFrameAndSignal,
                                                base::Unretained(compositor_),
                                                &video_frame,
                                                &event));
   event.Wait();
   return video_frame;
 }
 
 }  // namespace content