Fix swarming for content_browsertests and browser_tests on site isolation bots.

testing/buildbot/chromium.fyi.json

Index: testing/buildbot/chromium.fyi.json
diff --git a/testing/buildbot/chromium.fyi.json b/testing/buildbot/chromium.fyi.json
index d2c07ab848a996f2857935a88e05eef902c7f627..04e39f454140b4a74a09ba2db255a42e3e4b75aa 100644
--- a/testing/buildbot/chromium.fyi.json
+++ b/testing/buildbot/chromium.fyi.json
@@ -10963,7 +10963,7 @@
       {
         "args": [
           "--site-per-process",
-          "--test-launcher-filter-file=src/testing/buildbot/filters/site-per-process.browser_tests.filter"
+          "--test-launcher-filter-file=../../testing/buildbot/filters/site-per-process.browser_tests.filter"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true
@@ -10991,7 +10991,7 @@
       {
         "args": [
           "--site-per-process",
-          "--test-launcher-filter-file=src/testing/buildbot/filters/site-per-process.content_browsertests.filter"
+          "--test-launcher-filter-file=../../testing/buildbot/filters/site-per-process.content_browsertests.filter"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true
@@ -11077,7 +11077,7 @@
       {
         "args": [
           "--site-per-process",
-          "--test-launcher-filter-file=src/testing/buildbot/filters/site-per-process.browser_tests.filter"
+          "--test-launcher-filter-file=../../testing/buildbot/filters/site-per-process.browser_tests.filter"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true
@@ -11105,7 +11105,7 @@
       {
         "args": [
           "--site-per-process",
-          "--test-launcher-filter-file=src/testing/buildbot/filters/site-per-process.content_browsertests.filter"
+          "--test-launcher-filter-file=../../testing/buildbot/filters/site-per-process.content_browsertests.filter"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true