Add logging of DXVAVDA errors with line numbers.

media/gpu/dxva_picture_buffer_win.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 "media/gpu/dxva_picture_buffer_win.h"
 
 #include "media/gpu/dxva_video_decode_accelerator_win.h"
 #include "third_party/angle/include/EGL/egl.h"
 #include "third_party/angle/include/EGL/eglext.h"
 #include "ui/gl/gl_bindings.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_fence.h"
 #include "ui/gl/gl_surface_egl.h"
 #include "ui/gl/scoped_binders.h"
 
 namespace media {
 
+namespace {
+
+void LogDXVAError(int line) {
+  LOG(ERROR) << "Error in dxva_picture_buffer_win.cc on line " << line;
+}
+
+}  // namespace
+
 #define RETURN_ON_FAILURE(result, log, ret) \
   do {                                      \
     if (!(result)) {                        \
       DLOG(ERROR) << log;                   \
+      LogDXVAError(__LINE__);               \
       return ret;                           \
     }                                       \
   } while (0)
 
 #define RETURN_ON_HR_FAILURE(result, log, ret) \
   RETURN_ON_FAILURE(SUCCEEDED(result),         \
                     log << ", HRESULT: 0x" << std::hex << result, ret);
 
 enum {
   // The keyed mutex should always be released before the other thread
@@ skipping 549 matching lines @@
 
   if (stream_) {
     EGLBoolean result = eglStreamConsumerReleaseKHR(egl_display, stream_);
     RETURN_ON_FAILURE(result, "Could not release stream", false);
   }
   set_available(true);
   return true;
 }
 
 }  // namespace media