Copy the data size of old uniforms to the new uniform when reinitializing shader uniforms after love.window.setMode.

Fixes a crash in the Data variant of Shader:send when it's called after setMode on a shader that was created before the setMode call.

changes.txt

@@ -13,6 +13,7 @@ Released: N/A
 * Fixed the explicit format + Data argument variant of love.data.decompress.
 * Fixed love.joystick.setGamepadMapping not being able to change existing mappings.
 * Fixed a crash on quit on Linux if a custom cursor is active when quitting.
+* Fixed a crash in the Data variant of Shader:send when it's called after love.window.setMode.
 * Fixed a love.graphics.setCanvas error message to be less confusing.
 
 LOVE 11.1 [Mysterious Mysteries]

src/modules/graphics/opengl/Shader.cpp

@@ -148,6 +148,7 @@ void Shader::mapActiveUniforms()
 		if (oldu != olduniforms.end())
 		{
 			u.data = oldu->second.data;
+			u.dataSize = oldu->second.dataSize;
 			u.textures = oldu->second.textures;
 
 			updateUniform(&u, u.count, true);