Linux: Remove references to '-nopie' now that it's fixed in cros and doesn't exist on Pangolin.

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 8bd7ab05d8460d5db2919a69f4421d02638a524b..014e2088f2a705a0d5659d05b0ef222090dd2e54 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -471,10 +471,6 @@
     # Use system yasm instead of bundled one.
     'use_system_yasm%': 0,
 
-    # Default to enabled PIE; this is important for ASLR but we need to be
-    # able to turn it off for remote debugging on Chromium OS
-    'linux_disable_pie%': 0,
-
     # The release channel that this build targets. This is used to restrict
     # channel-specific build options, like which installer packages to create.
     # The default is 'all', which does no channel-specific filtering.
@@ -1893,20 +1889,6 @@
               '-fPIC',
             ],
           }],
-          # TODO(rkc): Currently building Chrome with the PIE flag causes
-          # remote debugging to break (remote debugger does not get correct
-          # section header offsets hence causing all symbol handling to go
-          # kaboom). See crosbug.com/15266
-          # Remove this flag once this issue is fixed.
-          ['linux_disable_pie==1', {
-            'target_conditions': [
-              ['_type=="executable"', {
-                'ldflags': [
-                  '-nopie',
-                ],
-              }],
-            ],
-          }],
           ['sysroot!=""', {
             'target_conditions': [
               ['_toolset=="target"', {