[tools] Switch remaining deps hooks to Python3

Bug: chromium:1298903
Change-Id: Idcde256ebfc7c3446e808ee6da5118de104ef4c6
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3565719Reviewed-by: Tamer Tas <tmrts@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/main@{#79725}

DEPS

@@ -355,7 +355,8 @@ hooks = [
     'name': 'bazel',
     'pattern': '.',
     'condition': 'download_prebuilt_bazel',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--bucket', 'chromium-v8-prebuilt-bazel/linux',
                 '--no_resume',
                 '-s', 'tools/bazel/bazel.sha1',
@@ -367,9 +368,9 @@ hooks = [
     'name': 'clang_format_win',
     'pattern': '.',
     'condition': 'host_os == "win"',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
-                '--platform=win32',
                 '--no_auth',
                 '--bucket', 'chromium-clang-format',
                 '-s', 'buildtools/win/clang-format.exe.sha1',
@@ -405,9 +406,9 @@ hooks = [
     'name': 'clang_format_linux',
     'pattern': '.',
     'condition': 'host_os == "linux"',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
-                '--platform=linux*',
                 '--no_auth',
                 '--bucket', 'chromium-clang-format',
                 '-s', 'buildtools/linux64/clang-format.sha1',
@@ -417,7 +418,8 @@ hooks = [
     'name': 'gcmole',
     'pattern': '.',
     'condition': 'download_gcmole',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--bucket', 'chrome-v8-gcmole',
                 '-u', '--no_resume',
                 '-s', 'tools/gcmole/gcmole-tools.tar.gz.sha1',
@@ -428,7 +430,8 @@ hooks = [
     'name': 'jsfunfuzz',
     'pattern': '.',
     'condition': 'download_jsfunfuzz',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--bucket', 'chrome-v8-jsfunfuzz',
                 '-u', '--no_resume',
                 '-s', 'tools/jsfunfuzz/jsfunfuzz.tar.gz.sha1',
@@ -438,7 +441,8 @@ hooks = [
   {
     'name': 'wasm_spec_tests',
     'pattern': '.',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
                 '--no_auth',
                 '-u',
@@ -449,7 +453,8 @@ hooks = [
   {
     'name': 'wasm_js',
     'pattern': '.',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
                 '--no_auth',
                 '-u',
@@ -489,7 +494,8 @@ hooks = [
     'name': 'msan_chained_origins',
     'pattern': '.',
     'condition': 'checkout_instrumented_libraries',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
                 '--no_auth',
                 '--bucket', 'chromium-instrumented-libraries',
@@ -500,7 +506,8 @@ hooks = [
     'name': 'msan_no_origins',
     'pattern': '.',
     'condition': 'checkout_instrumented_libraries',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
                 '--no_auth',
                 '--bucket', 'chromium-instrumented-libraries',
@@ -512,7 +519,8 @@ hooks = [
     'name': 'ciopfs_linux',
     'pattern': '.',
     'condition': 'checkout_win and host_os == "linux"',
-    'action': [ 'download_from_google_storage',
+    'action': [ 'python3',
+                'third_party/depot_tools/download_from_google_storage.py',
                 '--no_resume',
                 '--no_auth',
                 '--bucket', 'chromium-browser-clang/ciopfs',