Add support for updating glslang_validator binary from Linux.

.gitignore

@@ -26,6 +26,7 @@
 .gclient_entries
 /src/tests/third_party/gles_conformance_tests
 /testing
+/tools/glslang/glslang_validator
 /tools/glslang/glslang_validator.exe
 /third_party/cherry
 /third_party/deqp/src

DEPS

@@ -296,6 +296,20 @@ hooks = [
     ],
   },
 
+  # Download glslang validator binary for Linux.
+  {
+    'name': 'linux_glslang_validator',
+    'pattern': '.',
+    'condition': 'checkout_linux and not build_with_chromium',
+    'action': [ 'download_from_google_storage',
+                '--no_resume',
+                '--platform=linux*',
+                '--no_auth',
+                '--bucket', 'angle-glslang-validator',
+                '-s', '{angle_root}/tools/glslang/glslang_validator.sha1',
+    ],
+  },
+
   # Download glslang validator binary for Windows.
   {
     'name': 'win_glslang_validator',

scripts/run_code_generation_hashes.json

@@ -192,7 +192,7 @@
   "Vulkan format:src/libANGLE/renderer/vulkan/vk_format_table_autogen.cpp":
     "ef0ea80cf33e60f76391bcfed10b3c0a",
   "Vulkan internal shader programs:src/libANGLE/renderer/vulkan/gen_vk_internal_shaders.py":
-    "2a1f6e5329769edfe8de7024799db223",
+    "d9a4742e5cba2adefb9608e6439914c9",
   "Vulkan internal shader programs:src/libANGLE/renderer/vulkan/shaders/gen/BufferUtils.comp.00000000.inc":
     "caa03e84d757844a099d0e408a162c7e",
   "Vulkan internal shader programs:src/libANGLE/renderer/vulkan/shaders/gen/BufferUtils.comp.00000001.inc":
@@ -351,6 +351,8 @@
     "930fc6f4a705a0d2121770377d3bc764",
   "Vulkan internal shader programs:tools/glslang/glslang_validator.exe.sha1":
     "4e0076daa7a27051c1245b8b339ebd6d",
+  "Vulkan internal shader programs:tools/glslang/glslang_validator.sha1":
+    "ea685e0867a4b3a07ad7e4246ac84e10",
   "Vulkan mandatory format support table:src/libANGLE/renderer/angle_format.py":
     "b18ca0fe4835114a4a2f54977b19e798",
   "Vulkan mandatory format support table:src/libANGLE/renderer/vulkan/gen_vk_mandatory_format_support_table.py":

src/libANGLE/renderer/vulkan/gen_vk_internal_shaders.py

@@ -467,8 +467,9 @@ def main():
         for shader in os.listdir(shaders_dir)
         if any([os.path.splitext(shader)[1] == ext for ext in valid_extensions])])
     if print_inputs:
-        win_glslang_binary = get_win_glslang_exe_path() + '.sha1'
-        print(",".join(input_shaders + [win_glslang_binary]))
+        glslang_binaries = [get_linux_glslang_exe_path(), get_win_glslang_exe_path()]
+        glslang_binary_hashes = [path + '.sha1' for path in glslang_binaries]
+        print(",".join(input_shaders + glslang_binary_hashes))
         return 0
 
     # STEP 1: Call glslang to generate the internal shaders into small .inc files.

tools/glslang/glslang_validator.sha1

+063f4ee998bfa5fea1b2471a2621c7a3107885d6
\ No newline at end of file

tools/glslang/update_glslang_binary.py

@@ -77,7 +77,7 @@ def main():
     glslang_src = os.path.join(out_dir, glslang_exe)
     glslang_dst = os.path.join(sys.path[0], glslang_exe)
 
-    shutil.copyfile(glslang_src, glslang_dst)
+    shutil.copy(glslang_src, glslang_dst)
 
     # Step 5: Delete the build directory
     shutil.rmtree(out_dir)