metrics: Update gyp files to use libchromeos from src/platform2

libchromeos was moved from src/platform to src/platform2. This CL updates
the gyp files to use the new location.

BUG=chromium:370258
TEST=FEATURES=test emerge-amd64-generic platform2
TEST=trybot run on daisy, link, mario and duck

CQ-DEPEND=CL:202334

Change-Id: I939dd5672120d47e8dc388f75b3dfeeb234c47b7
Reviewed-on: https://chromium-review.googlesource.com/202398
Reviewed-by: Prathmesh Prabhu <pprabhu@chromium.org>
Tested-by: Bertrand Simonnet <bsimonnet@chromium.org>
Commit-Queue: Bertrand Simonnet <bsimonnet@chromium.org>
diff --git a/metrics/libmetrics.gypi b/metrics/libmetrics.gypi
index 21af05d..bc000a4 100644
--- a/metrics/libmetrics.gypi
+++ b/metrics/libmetrics.gypi
@@ -1,7 +1,7 @@
 {
   'target_defaults': {
     'dependencies': [
-      '../libchromeos/libchromeos-<(libbase_ver).gyp:libchromeos-<(libbase_ver)',
+      '../../platform2/libchromeos/libchromeos-<(libbase_ver).gyp:libchromeos-<(libbase_ver)',
     ],
     'variables': {
       'deps': [
diff --git a/metrics/metrics.gyp b/metrics/metrics.gyp
index 4a0b11a..c5bfedb 100644
--- a/metrics/metrics.gyp
+++ b/metrics/metrics.gyp
@@ -4,7 +4,7 @@
   },
   'target_defaults': {
     'dependencies': [
-      '../libchromeos/libchromeos-<(libbase_ver).gyp:libchromeos-<(libbase_ver)',
+      '../../platform2/libchromeos/libchromeos-<(libbase_ver).gyp:libchromeos-<(libbase_ver)',
     ],
     'variables': {
       'deps': [