Merge to XFA: Cleanup: s/Torelance/Tolerance/

TBR=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1294713002 .

(cherry picked from commit 45c910f02063cab51d0d90137d451a666c33b85f)

Review URL: https://codereview.chromium.org/1285183005 .
diff --git a/public/fpdf_text.h b/public/fpdf_text.h
index 3046bb0..df95367 100644
--- a/public/fpdf_text.h
+++ b/public/fpdf_text.h
@@ -136,7 +136,7 @@
 DLLEXPORT int STDCALL FPDFText_GetCharIndexAtPos(FPDF_TEXTPAGE text_page,
                                                  double x,
                                                  double y,
-                                                 double xTorelance,
+                                                 double xTolerance,
                                                  double yTolerance);
 
 // Function: FPDFText_GetText