Remove gn arg 'use_coverage'chromium/3482

This flag was used for enabling GCOV style coverage data
generation. Our code coverage tools now use the native LLVM tools, so
no longer depend on this flag. Having this flag is confusing and a
source of developer error.

Change-Id: I42cfce6fe9e5a7d0f0ac13abdb5fec90f61f1c13
Reviewed-on: https://pdfium-review.googlesource.com/37130
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Ryan Harrison <rharrison@chromium.org>

1 files changed, 0 insertions, 9 deletions

diff --git a/BUILD.gn b/BUILD.gn
index fb251fc9e4..d30640f30c 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -62,15 +62,6 @@ config("pdfium_common_config") {
     defines += [ "PDFIUM_PRINT_TEXT_WITH_GDI" ]
   }
 
-  if (use_coverage && is_clang) {
-    cflags += [
-      "--coverage",
-      "-g",
-      "-O0",
-    ]
-    ldflags += [ "--coverage" ]
-  }
-
   if (is_win) {
     # Assume UTF-8 by default to avoid code page dependencies.
     cflags += [ "/utf-8" ]