Remove LayoutTextControlInnerContainer::ShouldIgnoreOverflowPropertyForInlineBlockBaseline

The function is effective only if the box has non-"visible" overflow
property, and the container element doesn't have it.

This CL has no behavior changes.

Bug: 1040828
Change-Id: Idf00ff9b8e9f650ddac199437a52e3423edbc223
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2015907Reviewed-by: Yoshifumi Inoue <yosin@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#734355}

third_party/blink/renderer/core/layout/layout_text_control.h

@@ -125,9 +125,6 @@ class LayoutTextControlInnerContainer final : public LayoutFlexibleBox {
   LayoutUnit InlineBlockBaseline(LineDirectionMode direction) const override {
     return LayoutBlock::InlineBlockBaseline(direction);
   }
-  bool ShouldIgnoreOverflowPropertyForInlineBlockBaseline() const override {
-    return true;
-  }
 };
 
 }  // namespace blink