Re-land: ui: Add custom stride support to GLImageMemory.

content/browser/gpu/browser_gpu_memory_buffer_manager.cc

 // Copyright 2014 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/browser/gpu/browser_gpu_memory_buffer_manager.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/strings/stringprintf.h"
 #include "base/synchronization/waitable_event.h"
@@ skipping 528 matching lines @@
   // Allocate shared memory buffer.
   auto insert_result = buffers.insert(std::make_pair(
       new_id, BufferInfo(request->size, gfx::SHARED_MEMORY_BUFFER,
                          request->format, request->usage, 0)));
   DCHECK(insert_result.second);
 
   gfx::GpuMemoryBufferHandle handle;
   handle.id = new_id;
   handle.handle = request->handle.handle;
   handle.offset = request->handle.offset;
+  handle.stride = request->handle.stride;
 
   // Note: Unretained is safe as IO thread is stopped before manager is
   // destroyed.
   request->result = GpuMemoryBufferImplSharedMemory::CreateFromHandle(
       handle, request->size, request->format, request->usage,
       base::Bind(
           &GpuMemoryBufferDeleted,
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
           base::Bind(&BrowserGpuMemoryBufferManager::DestroyGpuMemoryBufferOnIO,
                      base::Unretained(this), new_id, request->client_id)));
@@ skipping 183 matching lines @@
     return gpu_client_tracing_id_;
   }
 
   // In normal cases, |client_id| is a child process id, so we can perform
   // the standard conversion.
   return ChildProcessHostImpl::ChildProcessUniqueIdToTracingProcessId(
       client_id);
 }
 
 }  // namespace content