GL: unify assertion prefix with how it's done for other constructors.

src/Magnum/GL/BufferImage.cpp

@@ -39,7 +39,7 @@ template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const Pixe
 template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const Magnum::PixelFormat format, const VectorTypeFor<dimensions, Int>& size, Containers::ArrayView<const void> const data, const BufferUsage usage): BufferImage{storage, GL::pixelFormat(format), GL::pixelType(format), size, data, usage} {}
 
 template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const PixelFormat format, const PixelType type, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: _storage{storage}, _format{format}, _type{type}, _size{size}, _buffer{Utility::move(buffer)}, _pixelSize{pixelFormatSize(format, type)}, _dataSize{dataSize} {
-    CORRADE_ASSERT(Magnum::Implementation::imageDataSize(*this) <= dataSize, "GL::BufferImage::BufferImage(): data too small, got" << dataSize << "but expected at least" << Magnum::Implementation::imageDataSize(*this) << "bytes", );
+    CORRADE_ASSERT(Magnum::Implementation::imageDataSize(*this) <= dataSize, "GL::BufferImage: data too small, got" << dataSize << "but expected at least" << Magnum::Implementation::imageDataSize(*this) << "bytes", );
 }
 
 template<UnsignedInt dimensions> BufferImage<dimensions>::BufferImage(const PixelStorage storage, const Magnum::PixelFormat format, const VectorTypeFor<dimensions, Int>& size, Buffer&& buffer, const std::size_t dataSize) noexcept: BufferImage{storage, GL::pixelFormat(format), GL::pixelType(format), size, Utility::move(buffer), dataSize} {}

src/Magnum/GL/Test/BufferImageGLTest.cpp

@@ -402,7 +402,7 @@ void BufferImageGLTest::constructInvalidSize() {
 
     /* Doesn't consider alignment */
     BufferImage2D{Magnum::PixelFormat::RGB8Unorm, {1, 3}, Containers::Array<char>{3*3}, BufferUsage::StaticDraw};
-    CORRADE_COMPARE(out, "GL::BufferImage::BufferImage(): data too small, got 9 but expected at least 12 bytes\n");
+    CORRADE_COMPARE(out, "GL::BufferImage: data too small, got 9 but expected at least 12 bytes\n");
 }
 
 void BufferImageGLTest::constructCompressedInvalidSize() {