Fix usage of some uninitialized variables

src/app/ui/editor/editor.cpp

@@ -159,6 +159,7 @@ Editor::Editor(Document* document, EditorFlags flags)
   , m_brushPreview(this)
   , m_lastDrawingPosition(-1, -1)
   , m_toolLoopModifiers(tools::ToolLoopModifiers::kNone)
+  , m_autoSelectLayer(false)
   , m_padding(0, 0)
   , m_antsTimer(100, this)
   , m_antsOffset(0)

src/app/ui/editor/pixels_movement.cpp

@@ -66,6 +66,7 @@ PixelsMovement::PixelsMovement(
   , m_adjustPivot(false)
   , m_handle(NoHandle)
   , m_originalImage(Image::createCopy(moveThis))
+  , m_opaque(false)
   , m_maskColor(m_sprite->transparentColor())
 {
   gfx::Transformation transform(mask->bounds());

src/app/ui/timeline.cpp

@@ -126,6 +126,7 @@ Timeline::Timeline()
   , m_editor(NULL)
   , m_document(NULL)
   , m_sprite(NULL)
+  , m_state(STATE_STANDBY)
   , m_separator_x(100 * guiscale())
   , m_separator_w(1)
   , m_confPopup(NULL)