Remove obsoleted target_arch==armv7 from opus.gyp.

third_party/opus/opus.gyp

Index: third_party/opus/opus.gyp
diff --git a/third_party/opus/opus.gyp b/third_party/opus/opus.gyp
index bc25921ae80d8427d8c76556187226654fc2dbb5..5435a5ec30b49ffecbe64c1184d31c360225e669 100644
--- a/third_party/opus/opus.gyp
+++ b/third_party/opus/opus.gyp
@@ -5,17 +5,19 @@
 {
   'variables': {
     'conditions': [
-      ['target_arch=="arm" or target_arch=="armv7" or target_arch=="arm64"', {
+      ['target_arch=="arm" or target_arch=="arm64"', {
         'use_opus_fixed_point%': 1,
       }, {
         'use_opus_fixed_point%': 0,
       }],
-      ['target_arch=="arm" or target_arch=="armv7"', {
+      ['target_arch=="arm"', {
         'use_opus_arm_optimization%': 1,
       }, {
         'use_opus_arm_optimization%': 0,
       }],
-      ['target_arch=="arm"', {
+      ['target_arch=="arm" and (OS=="win" or OS=="android" or desktop_linux==1 or chromeos==1)', {

[brettw, 2014/10/25 15:58:06]

replace the desktop_linux/chromeos thing with
  OS == "linux"
which is true for both cases.

[ajm, 2014/10/26 18:20:31]

Thanks, I wasn't sure whether OS=="linux" in the case of e.g. BSD.

I made the same change in BUILD.gn. Can it be used in the same way?

+        # Based on the conditions in celt/arm/armcpu.c:
+        # defined(_MSC_VER) || defined(__linux__).
         'use_opus_rtcd%': 1,
       }, {
         'use_opus_rtcd%': 0,
@@ -81,7 +83,7 @@
             ],
           },
         }],
-        ['os_posix==1 and (target_arch=="arm" or target_arch=="armv7" or target_arch=="arm64")', {
+        ['os_posix==1 and (target_arch=="arm" or target_arch=="arm64")', {
           'cflags!': ['-Os'],

[ajm, 2014/10/24 19:57:29]

Here's the gyp equivalent.

           'cflags': ['-O3'],
         }],