ImGuiListClipper: Renamed constructor parameters which created an ambiguous alternative to using the ImGuiListClipper::Begin() function, with misleading edge cases.

imgui.cpp

@@ -372,6 +372,7 @@ CODE
  When you are not sure about a old symbol or function name, try using the Search/Find function of your IDE to look for comments or references in all imgui files.
  You can read releases logs https://github.com/ocornut/imgui/releases for more details.
 
+ - 2020/10/05 (1.79) - removed ImGuiListClipper: Renamed constructor parameters which created an ambiguous alternative to using the ImGuiListClipper::Begin() function, with misleading edge cases (note: imgui_memory_editor <0.40 from imgui_club/ used this old clipper API. Update your copy if needed).
  - 2020/09/25 (1.79) - renamed ImGuiSliderFlags_ClampOnInput to ImGuiSliderFlags_AlwaysClamp. Kept redirection enum (will obsolete sooner because previous name was added recently).
  - 2020/09/25 (1.79) - renamed style.TabMinWidthForUnselectedCloseButton to style.TabMinWidthForCloseButton.
  - 2020/09/21 (1.79) - renamed OpenPopupContextItem() back to OpenPopupOnItemClick(), reverting the change from 1.77. For varieties of reason this is more self-explanatory.
@@ -2192,13 +2193,10 @@ static void SetCursorPosYAndSetupForPrevLine(float pos_y, float line_height)
         columns->LineMinY = window->DC.CursorPos.y;                         // Setting this so that cell Y position are set properly
 }
 
-ImGuiListClipper::ImGuiListClipper(int items_count, float items_height)
+ImGuiListClipper::ImGuiListClipper()
 {
-    DisplayStart = DisplayEnd = 0;
+    memset(this, 0, sizeof(*this));
     ItemsCount = -1;
-    StepNo = 0;
-    ItemsHeight = StartPosY = 0.0f;
-    Begin(items_count, items_height);
 }
 
 ImGuiListClipper::~ImGuiListClipper()