1 files changed, 15 insertions, 0 deletions
diff --git a/WebCore/platform/graphics/GraphicsContext3D.cpp b/WebCore/platform/graphics/GraphicsContext3D.cpp
index 79f6ecf..51c4cd5 100644
--- a/WebCore/platform/graphics/GraphicsContext3D.cpp
+++ b/WebCore/platform/graphics/GraphicsContext3D.cpp
@@ -816,6 +816,21 @@ bool GraphicsContext3D::packPixels(const uint8_t* sourceData,
     return true;
 }
 
+#if !PLATFORM(CHROMIUM)
+bool GraphicsContext3D::supportsBGRA()
+{
+    // For OpenGL ES2.0, this requires checking for
+    // GL_EXT_texture_format_BGRA8888 and GL_EXT_read_format_bgra.
+    // For desktop GL, BGRA has been supported since OpenGL 1.2.
+
+    // However, note that the GL ES2 extension requires the internalFormat to
+    // glTexImage2D() be GL_BGRA, while desktop GL will not accept GL_BGRA
+    // (must be GL_RGBA), so this must be checked on each platform.
+    // Returning false for now to be safe.
+    return false;
+}
+#endif
+
 } // namespace WebCore
 
 #endif // ENABLE(3D_CANVAS)