chromium: remove obsolete patches.

srcpkgs/chromium/patches/chromium-fix-print-preview-on-en_GB-locale.patch

@@ -1,14 +0,0 @@
---- chrome/browser/ui/webui/print_preview/print_preview_handler.cc
-+++ chrome/browser/ui/webui/print_preview/print_preview_handler.cc
-@@ -1222,7 +1222,10 @@ void PrintPreviewHandler::GetNumberFormatAndMeasurementSystem(
-   UErrorCode errorCode = U_ZERO_ERROR;
-   const char* locale = g_browser_process->GetApplicationLocale().c_str();
-   UMeasurementSystem system = ulocdata_getMeasurementSystem(locale, &errorCode);
--  if (errorCode > U_ZERO_ERROR || system == UMS_LIMIT)
-+  // On error, assume the units are SI.
-+  // Since the only measurement units print preview's WebUI cares about are
-+  // those for measuring distance, assume anything non-US is SI.
-+  if (errorCode > U_ZERO_ERROR || system != UMS_US)
-     system = UMS_SI;
- 
-   // Getting the number formatting based on the locale and writing to

srcpkgs/chromium/patches/chromium-use-non-versioned-icu-namespace.patch

@@ -1,11 +0,0 @@
---- ./components/autofill/core/common/autofill_l10n_util.cc
-+++ ./components/autofill/core/common/autofill_l10n_util.cc
-@@ -22,7 +22,7 @@ CaseInsensitiveCompare::CaseInsensitiveCompare(const icu::Locale& locale) {
-     // library. This could be due to a device-specific issue (has been seen in
-     // the wild on Android devices). In the failure case, |collator_| will be
-     // null. See http://crbug.com/558625.
--    icu_54::UnicodeString name;
-+    icu::UnicodeString name;
-     std::string locale_name;
-     locale.getDisplayName(name).toUTF8String(locale_name);
-     LOG(ERROR) << "Failed to initialize the ICU Collator for "