Show GpuMemoryBuffer feature in chrome://gpu

ui/gfx/buffer_types.h

Index: ui/gfx/buffer_types.h
diff --git a/ui/gfx/buffer_types.h b/ui/gfx/buffer_types.h
index b25f3dfcd4bee7986cecac3673868fed91abeb53..82f95fa57eb50c3ae6758d18f00250828cc31fad 100644
--- a/ui/gfx/buffer_types.h
+++ b/ui/gfx/buffer_types.h
@@ -34,6 +34,32 @@ enum class BufferFormat {
 // contents.
 enum class BufferUsage { MAP, PERSISTENT_MAP, SCANOUT, LAST = SCANOUT };
 
+inline const char* BufferFormatToString(BufferFormat format) {
+  switch (format) {
+    case BufferFormat::ATC:              return "ATC";
+    case BufferFormat::ATCIA:            return "ATCIA";
+    case BufferFormat::DXT1:             return "DXT1";
+    case BufferFormat::DXT5:             return "DXT5";
+    case BufferFormat::ETC1:             return "ETC1";
+    case BufferFormat::R_8:              return "R_8";
+    case BufferFormat::RGBA_4444:        return "RGBA_4444";
+    case BufferFormat::RGBA_8888:        return "RGBA_8888";
+    case BufferFormat::BGRX_8888:        return "BGRX_8888";
+    case BufferFormat::BGRA_8888:        return "BGRA_8888";
+    case BufferFormat::YUV_420:          return "YUV_420";
+    case BufferFormat::YUV_420_BIPLANAR: return "YUV_420_BIPLANAR";
+    case BufferFormat::UYVY_422:         return "UYVY_422";
+  }
+}
+
+inline const char* BufferUsageToString(BufferUsage usage) {
+  switch (usage) {
+    case BufferUsage::MAP:            return "MAP";
+    case BufferUsage::PERSISTENT_MAP: return "PERSISTENT_MAP";
+    case BufferUsage::SCANOUT:        return "SCANOUT";
+  }
+}
+

[vignatti (out of this project), 2015/10/26 20:55:49]

reveman@ do you think it's worth doing this global in here?

[reveman, 2015/10/26 21:09:20]

I'd keep it local for now and we can move it hear as soon as we have another
use-case for it.

 }  // namespace gfx
 
 #endif  // UI_GFX_BUFFER_TYPES_H_