qtwebengine: refresh the patches to apply

* 4 musl patches didn't apply at all
* 0015-chromium-musl-include-asm-generic-ioctl.h-for-TCGETS.patch is
  dropped, because whole chromium/device/serial/serial_io_handler_posix.cc
  was removed in upgrade to 73:
  commit 38a9a29f4f9436cace7f0e7abf9c586057df8a4e
  Author: Allan Sandfeld Jensen <allan.jensen@qt.io>
  Date:   Wed Feb 13 16:23:34 2019 +0100
  Subject: BASELINE: Update Chromium to 73.0.3683.37

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

1 files changed, 91 insertions, 0 deletions

diff --git a/recipes-qt/qt5/qtwebengine/chromium/0003-chromium-fix-build-with-clang.patch b/recipes-qt/qt5/qtwebengine/chromium/0003-chromium-fix-build-with-clang.patch
new file mode 100644
index 00000000..cc534fad
--- /dev/null
+++ b/recipes-qt/qt5/qtwebengine/chromium/0003-chromium-fix-build-with-clang.patch
@@ -0,0 +1,91 @@
+From f290da1132af09f4cba13d5e551c75621b623247 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sat, 2 Feb 2019 19:28:59 -0800
+Subject: [PATCH] chromium: fix build with clang
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ chromium/build/config/compiler/BUILD.gn | 27 ++-----------------------
+ 1 file changed, 2 insertions(+), 25 deletions(-)
+
+diff --git a/chromium/build/config/compiler/BUILD.gn b/chromium/build/config/compiler/BUILD.gn
+index dbf94c9ab6b..6f2eff6f5ef 100644
+--- a/chromium/build/config/compiler/BUILD.gn
++++ b/chromium/build/config/compiler/BUILD.gn
+@@ -570,13 +570,6 @@ config("compiler") {
+     }
+   }
+ 
+-  # Tells the compiler not to use absolute paths when passing the default
+-  # paths to the tools it invokes. We don't want this because we don't
+-  # really need it and it can mess up the goma cache entries.
+-  if (is_clang && !is_nacl) {
+-    cflags += [ "-no-canonical-prefixes" ]
+-  }
+-
+   # C11/C++11 compiler flags setup.
+   # ---------------------------
+   if (is_linux || is_android || (is_nacl && is_clang) || current_os == "aix") {
+@@ -815,8 +808,6 @@ config("compiler_cpu_abi") {
+       }
+     } else if (current_cpu == "arm") {
+       if (is_clang && !is_android && !is_nacl) {
+-        cflags += [ "--target=arm-linux-gnueabihf" ]
+-        ldflags += [ "--target=arm-linux-gnueabihf" ]
+       }
+       if (!is_nacl) {
+         cflags += [
+@@ -829,8 +820,6 @@ config("compiler_cpu_abi") {
+       }
+     } else if (current_cpu == "arm64") {
+       if (is_clang && !is_android && !is_nacl && !is_fuchsia) {
+-        cflags += [ "--target=aarch64-linux-gnu" ]
+-        ldflags += [ "--target=aarch64-linux-gnu" ]
+       }
+     } else if (current_cpu == "mipsel" && !is_nacl) {
+       ldflags += [ "-Wl,--hash-style=sysv" ]
+@@ -839,9 +828,6 @@ config("compiler_cpu_abi") {
+           if (is_android) {
+             cflags += [ "--target=mipsel-linux-android" ]
+             ldflags += [ "--target=mipsel-linux-android" ]
+-          } else {
+-            cflags += [ "--target=mipsel-linux-gnu" ]
+-            ldflags += [ "--target=mipsel-linux-gnu" ]
+           }
+         } else {
+           cflags += [ "-EL" ]
+@@ -920,10 +906,7 @@ config("compiler_cpu_abi") {
+     } else if (current_cpu == "mips" && !is_nacl) {
+       ldflags += [ "-Wl,--hash-style=sysv" ]
+       if (custom_toolchain == "") {
+-        if (is_clang) {
+-          cflags += [ "--target=mips-linux-gnu" ]
+-          ldflags += [ "--target=mips-linux-gnu" ]
+-        } else {
++        if (!is_clang) {
+           cflags += [ "-EB" ]
+           ldflags += [ "-EB" ]
+         }
+@@ -970,9 +953,6 @@ config("compiler_cpu_abi") {
+           if (is_android) {
+             cflags += [ "--target=mips64el-linux-android" ]
+             ldflags += [ "--target=mips64el-linux-android" ]
+-          } else {
+-            cflags += [ "--target=mips64el-linux-gnuabi64" ]
+-            ldflags += [ "--target=mips64el-linux-gnuabi64" ]
+           }
+         } else {
+           cflags += [
+@@ -1029,10 +1009,7 @@ config("compiler_cpu_abi") {
+     } else if (current_cpu == "mips64") {
+       ldflags += [ "-Wl,--hash-style=sysv" ]
+       if (custom_toolchain == "") {
+-        if (is_clang) {
+-          cflags += [ "--target=mips64-linux-gnuabi64" ]
+-          ldflags += [ "--target=mips64-linux-gnuabi64" ]
+-        } else {
++        if (!is_clang) {
+           cflags += [
+             "-EB",
+             "-mabi=64",