Simplify a conditional in CXFA_TextLayout::ItemBlocks().

Change-Id: If5eed65b2d13fefb92c442aefc38ccae0b7da302
Reviewed-on: https://pdfium-review.googlesource.com/c/49870
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/xfa/fxfa/cxfa_textlayout.cpp b/xfa/fxfa/cxfa_textlayout.cpp
index d502783..cd3039c 100644
--- a/xfa/fxfa/cxfa_textlayout.cpp
+++ b/xfa/fxfa/cxfa_textlayout.cpp
@@ -545,7 +545,6 @@
   if (iCountHeight == 0)
     return;
 
-  bool bEndItem = true;
   float fLinePos = m_pLoader->fStartLineOffset;
   int32_t iLineIndex = 0;
   if (iBlockIndex > 0) {
@@ -565,12 +564,11 @@
     float fLineHeight = m_pLoader->lineHeights[i];
     if (fLinePos + fLineHeight - rtText.height > kHeightTolerance) {
       m_Blocks.push_back({iLineIndex, i - iLineIndex});
-      bEndItem = false;
-      break;
+      return;
     }
     fLinePos += fLineHeight;
   }
-  if (iCountHeight > 0 && (i - iLineIndex) > 0 && bEndItem)
+  if (i > iLineIndex)
     m_Blocks.push_back({iLineIndex, i - iLineIndex});
 }