Remove tabs from source files.

scripts/code_generation_hashes/ANGLE_load_functions_table.json

 {
+  "src/libANGLE/renderer/angle_format.py":
+    "32ba71942c0fd00e6807104f1bb80a3c",
   "src/libANGLE/renderer/gen_load_functions_table.py":
-    "e65c50e84fc38ad34d0eb0bebb84aab6",
+    "9b4ea6bcb4eb4c43f48a097a9ec920f1",
   "src/libANGLE/renderer/load_functions_data.json":
     "5e9a50b1eeda3b5bca68aac4bc379437",
   "src/libANGLE/renderer/load_functions_table_autogen.cpp":

scripts/code_generation_hashes/ANGLE_shader_preprocessor.json

 {
+  "src/compiler/generate_parser_tools.py":
+    "dca7f7926758ba89a337854f615aca46",
   "src/compiler/preprocessor/generate_parser.py":
     "cc871de99688a35bfe32ef501f965d5a",
   "src/compiler/preprocessor/preprocessor.l":
-    "143dec2269b9a49a9588391bb57580ec",
+    "31b4f8bc0bb8f713f5e4db8ae04925e2",
   "src/compiler/preprocessor/preprocessor.y":
-    "a3a7dcbf9fd1cf1721ab635cea0189b2",
+    "6d9cc9961a8df3e3712f63f01f995161",
   "src/compiler/preprocessor/preprocessor_lex_autogen.cpp":
-    "5e2dd7b0f74393db96ca6d9b0adeae0b",
+    "77b814881471bcb8c2720a3bc87110de",
   "src/compiler/preprocessor/preprocessor_tab_autogen.cpp":
-    "1faa877557cf67e564cabc547aa3f3c0",
+    "e6f38425fe894b07a3a961a6c81b85c2",
   "tools/flex-bison/linux/bison.sha1":
     "efa86001f00e7bcfdbe899dd15fc88e0",
   "tools/flex-bison/linux/flex.sha1":

scripts/code_generation_hashes/ANGLE_shader_translator.json

 {
+  "src/compiler/generate_parser_tools.py":
+    "dca7f7926758ba89a337854f615aca46",
   "src/compiler/translator/generate_parser.py":
     "566178ecdfae3a29803b3687fc518ebb",
   "src/compiler/translator/glslang.l":
-    "1aaddb610e7bde7f7cffc993ba762c93",
+    "1cf4635ab5c00fa10592fce2569368ac",
   "src/compiler/translator/glslang.y":
-    "2570cc8e33a11cbff3fcbe278f96e5ba",
+    "ffa9809b1f330df9b9e38ada6698f8a4",
   "src/compiler/translator/glslang_lex_autogen.cpp":
-    "2958d0637093e53e1330c67cc323bbb9",
+    "ce633127e7674ceb14000f2654cf2637",
   "src/compiler/translator/glslang_tab_autogen.cpp":
-    "a1c116b14fc63d802487b5d404669d93",
+    "ff27c679d225ba8d0a4f9f9857eda3e5",
   "src/compiler/translator/glslang_tab_autogen.h":
     "c33cc1947462ebb31778181a48538b6b",
   "tools/flex-bison/linux/bison.sha1":

scripts/code_generation_hashes/GL_copy_conversion_table.json

@@ -4,5 +4,7 @@
   "src/libANGLE/es3_copy_conversion_table_autogen.cpp":
     "b20d198cf5e292c43170d4873b381b34",
   "src/libANGLE/gen_copy_conversion_table.py":
-    "827a4a27cea1e11bef18fed9dce6dceb"
+    "18e0d2ff461f730a9efb0dcdfa3f058a",
+  "src/libANGLE/renderer/angle_format.py":
+    "32ba71942c0fd00e6807104f1bb80a3c"
 }
\ No newline at end of file

scripts/code_generation_hashes/GL_format_map.json

@@ -6,5 +6,7 @@
   "src/libANGLE/format_map_data.json":
     "2dd1986f49c441ad9a71b82410f57d6e",
   "src/libANGLE/gen_format_map.py":
-    "dbc855d50826670a9e1a4ff2747e7583"
+    "38320d844e6629e09afc5ccdc484e9aa",
+  "src/libANGLE/renderer/angle_format.py":
+    "32ba71942c0fd00e6807104f1bb80a3c"
 }
\ No newline at end of file

scripts/code_generation_hashes/Metal_format_table.json

 {
+  "src/libANGLE/renderer/angle_format.py":
+    "32ba71942c0fd00e6807104f1bb80a3c",
   "src/libANGLE/renderer/metal/gen_mtl_format_table.py":
-    "afa19b351ae9615be0ec962790d81bd3",
+    "b6468446dd1da3e44ac9dd11690b5bf1",
   "src/libANGLE/renderer/metal/mtl_format_map.json":
     "c6f5b6dda11e456cfbcaeec53eb46fa0",
   "src/libANGLE/renderer/metal/mtl_format_table_autogen.mm":

src/compiler/generate_parser_tools.py

@@ -90,6 +90,10 @@ def run_flex(basename):
 
         patched = output.replace(patch_in, patch_out)
 
+    # Remove all tab characters from output. WebKit does not allow any tab characters in source
+    # files.
+    patched = patched.replace('\t', '    ')
+
     with open(output_source, 'w') as flex_output_patched:
         flex_output_patched.write(patched)
 
@@ -134,6 +138,10 @@ def generate_parser(basename, generate_header):
         if sys.argv[1] == 'inputs':
             inputs = get_tool_file_sha1s()
             inputs += get_input_files(basename)
+            current_file = __file__
+            if current_file.endswith('.pyc'):
+                current_file = current_file[:-1]
+            inputs += [current_file]
             print(','.join(inputs))
         if sys.argv[1] == 'outputs':
             print(','.join(get_output_files(basename, generate_header)))

src/compiler/preprocessor/preprocessor.l

@@ -23,7 +23,6 @@ IF YOU MODIFY THIS FILE YOU ALSO NEED TO RUN scripts/run_code_generation.py
 // preprocessor.l:
 //   Lexer for the OpenGL shading language preprocessor.
 
-// clang-format off
 }
 
 %{

src/compiler/preprocessor/preprocessor.y

@@ -22,8 +22,6 @@ WHICH GENERATES THE GLSL ES preprocessor expression parser.
 // preprocessor.y:
 //   Parser for the OpenGL shading language preprocessor.
 
-// clang-format off
-
 #if defined(__GNUC__)
 // Triggered by the auto-generated pplval variable.
 #if !defined(__clang__) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7))

src/compiler/translator/glslang.l

@@ -24,8 +24,6 @@ WHICH GENERATES THE GLSL ES LEXER (glslang_lex_autogen.cpp).
 // glslang.l:
 //   Lexer for the OpenGL shading language.
 
-// clang-format off
-
 // Ignore errors in auto-generated code.
 #if defined(__GNUC__)
 #pragma GCC diagnostic ignored "-Wswitch-enum"
@@ -251,7 +249,7 @@ O           [0-7]
 "iimage3D" { return ES3_reserved_ES3_1_keyword(context, IIMAGE3D); }
 "iimageCube" { return ES3_reserved_ES3_1_keyword(context, IIMAGECUBE); }
 "uimageCube" { return ES3_reserved_ES3_1_keyword(context, UIMAGECUBE); }
-"imageCube"	{ return ES3_reserved_ES3_1_keyword(context, IMAGECUBE); }
+"imageCube" { return ES3_reserved_ES3_1_keyword(context, IMAGECUBE); }
 "readonly" { return ES3_reserved_ES3_1_keyword(context, READONLY); }
 "writeonly" { return ES3_reserved_ES3_1_keyword(context, WRITEONLY); }
 "coherent" { return ES3_reserved_ES3_1_keyword(context, COHERENT); }

src/compiler/translator/glslang.y

@@ -24,8 +24,6 @@ WHICH GENERATES THE GLSL ES PARSER (glslang_tab_autogen.cpp AND glslang_tab_auto
 // glslang.y:
 //   Parser for the OpenGL shading language.
 
-// clang-format off
-
 // Ignore errors in auto-generated code.
 #if defined(__GNUC__)
 #pragma GCC diagnostic ignored "-Wunused-function"

src/libANGLE/gen_copy_conversion_table.py

@@ -74,7 +74,7 @@ def main():
 
     # auto_script parameters.
     if len(sys.argv) > 1:
-        inputs = [data_source_name]
+        inputs = ['renderer/angle_format.py', data_source_name]
         outputs = [out_file_name]
 
         if sys.argv[1] == 'inputs':

src/libANGLE/gen_format_map.py

@@ -127,7 +127,9 @@ def main():
 
     # auto_script parameters.
     if len(sys.argv) > 1:
-        inputs = ['es3_format_type_combinations.json', 'format_map_data.json']
+        inputs = [
+            'renderer/angle_format.py', 'es3_format_type_combinations.json', 'format_map_data.json'
+        ]
         outputs = ['format_map_autogen.cpp']
 
         if sys.argv[1] == 'inputs':

src/libANGLE/renderer/gen_load_functions_table.py

@@ -198,7 +198,7 @@ def main():
 
     # auto_script parameters.
     if len(sys.argv) > 1:
-        inputs = ['load_functions_data.json']
+        inputs = ['angle_format.py', 'load_functions_data.json']
         outputs = ['load_functions_table_autogen.cpp']
 
         if sys.argv[1] == 'inputs':

src/libANGLE/renderer/metal/gen_mtl_format_table.py

@@ -265,7 +265,7 @@ def gen_vertex_map_switch_string(vertex_table):
 def main():
     # auto_script parameters.
     if len(sys.argv) > 1:
-        inputs = ['mtl_format_map.json']
+        inputs = ['../angle_format.py', 'mtl_format_map.json']
         outputs = ['mtl_format_table_autogen.mm']
 
         if sys.argv[1] == 'inputs':

src/tests/compiler_tests/QualificationOrder_test.cpp

@@ -429,7 +429,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersInvariant)
         "}\n"
         "void main()\n"
         "{\n"
-        "	gl_FragColor = vec4(foo0(value));\n"
+        "   gl_FragColor = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))
@@ -449,7 +449,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersAttribute)
         "}\n"
         "void main()\n"
         "{\n"
-        "	gl_FragColor = vec4(foo0(value));\n"
+        "   gl_FragColor = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))
@@ -469,7 +469,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersVarying)
         "}\n"
         "void main()\n"
         "{\n"
-        "	gl_FragColor = vec4(foo0(value));\n"
+        "   gl_FragColor = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))
@@ -491,7 +491,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersLayout)
         "out vec4 colorOUT;\n"
         "void main()\n"
         "{\n"
-        "	colorOUT = vec4(foo0(value));\n"
+        "   colorOUT = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))
@@ -513,7 +513,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersCentroidIn
         "out vec4 colorOUT;\n"
         "void main()\n"
         "{\n"
-        "	colorOUT = vec4(foo0(value));\n"
+        "   colorOUT = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))
@@ -535,7 +535,7 @@ TEST_F(QualificationOrderFragmentShaderTest, InvalidFunctionParametersFlatIn)
         "out vec4 colorOUT;\n"
         "void main()\n"
         "{\n"
-        "	colorOUT = vec4(foo0(value));\n"
+        "   colorOUT = vec4(foo0(value));\n"
         "}\n";
 
     if (compile(shaderString))

src/tests/deqp_support/glcShaderConstExprTests_override.cpp

@@ -425,7 +425,7 @@ void ShaderConstExprTests::init(void)
         {"min", "min(${T} (12.3), ${MT} (32.1))", glu::TYPE_FLOAT, 1, 4, glu::TYPE_FLOAT, {12.3f}},
         {"max", "max(${T} (12.3), ${MT} (32.1))", glu::TYPE_FLOAT, 1, 4, glu::TYPE_FLOAT, {32.1f}},
         {"clamp",
-         "clamp(${T} (42.1),	${MT} (10.0), ${MT} (15.0))",
+         "clamp(${T} (42.1),    ${MT} (10.0), ${MT} (15.0))",
          glu::TYPE_FLOAT,
          1,
          4,
@@ -559,7 +559,7 @@ void ShaderConstExprTests::init(void)
          glu::TYPE_INT,
          {deFloatMax(2.3f, 3.1f)}},
         {"clamp",
-         "clamp(${T} (4.1),	${MT} (2.1), ${MT} (3.1))",
+         "clamp(${T} (4.1), ${MT} (2.1), ${MT} (3.1))",
          glu::TYPE_FLOAT,
          1,
          4,

src/tests/deqp_support/tes31Context_override.cpp

@@ -24,73 +24,73 @@ namespace gles31
 {
 
 Context::Context (tcu::TestContext& testCtx)
-	: m_testCtx		(testCtx)
-	, m_renderCtx	(DE_NULL)
-	, m_contextInfo	(DE_NULL)
+    : m_testCtx     (testCtx)
+    , m_renderCtx   (DE_NULL)
+    , m_contextInfo (DE_NULL)
 {
-	if (m_testCtx.getCommandLine().getRunMode() == tcu::RUNMODE_EXECUTE)
-		createRenderContext();
-	else
-	{
-		// \todo [2016-11-15 pyry] Many tests (erroneously) inspect context type
-		//						   during test hierarchy construction. We should fix that
-		//						   and revert dummy context to advertise unknown context type.
-		m_renderCtx = new glu::DummyRenderContext(glu::ContextType(glu::ApiType::es(3,1)));
-	}
+    if (m_testCtx.getCommandLine().getRunMode() == tcu::RUNMODE_EXECUTE)
+        createRenderContext();
+    else
+    {
+        // \todo [2016-11-15 pyry] Many tests (erroneously) inspect context type
+        //                         during test hierarchy construction. We should fix that
+        //                         and revert dummy context to advertise unknown context type.
+        m_renderCtx = new glu::DummyRenderContext(glu::ContextType(glu::ApiType::es(3,1)));
+    }
 }
 
 Context::~Context (void)
 {
-	destroyRenderContext();
+    destroyRenderContext();
 }
 
 void Context::createRenderContext (void)
 {
-	DE_ASSERT(!m_renderCtx && !m_contextInfo);
+    DE_ASSERT(!m_renderCtx && !m_contextInfo);
 
-	try
-	{
+    try
+    {
 // Issue 3687
 // OpenGL ES 3.2 contexts are not supported yet, and the 3.2 context creation failure results in
 // tests that pass with the recreated 3.1 context being marked "fail".
 // Revert with Issue 3688
 #if 0
-		try
-		{
-			m_renderCtx		= glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 2));
-		}
-		catch (...)
-		{
-			m_renderCtx		= glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 1));
-		}
+        try
+        {
+            m_renderCtx     = glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 2));
+        }
+        catch (...)
+        {
+            m_renderCtx     = glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 1));
+        }
 #else
-		// Override the original behavior (above) to only create a 3.1 context
-		m_renderCtx		= glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 1));
+        // Override the original behavior (above) to only create a 3.1 context
+        m_renderCtx     = glu::createDefaultRenderContext(m_testCtx.getPlatform(), m_testCtx.getCommandLine(), glu::ApiType::es(3, 1));
 #endif
-		m_contextInfo	= glu::ContextInfo::create(*m_renderCtx);
-	}
-	catch (...)
-	{
-		destroyRenderContext();
-		throw;
-	}
+        m_contextInfo   = glu::ContextInfo::create(*m_renderCtx);
+    }
+    catch (...)
+    {
+        destroyRenderContext();
+        throw;
+    }
 }
 
 void Context::destroyRenderContext (void)
 {
-	delete m_contextInfo;
-	delete m_renderCtx;
+    delete m_contextInfo;
+    delete m_renderCtx;
 
-	m_contextInfo	= DE_NULL;
-	m_renderCtx		= DE_NULL;
+    m_contextInfo   = DE_NULL;
+    m_renderCtx     = DE_NULL;
 }
 
 const tcu::RenderTarget& Context::getRenderTarget (void) const
 {
-	return m_renderCtx->getRenderTarget();
+    return m_renderCtx->getRenderTarget();
 }
 
 } // gles31
 } // deqp
 
-// clang-format on
\ No newline at end of file
+// clang-format on

src/tests/perf_tests/MultiviewPerf.cpp

@@ -322,7 +322,7 @@ void MultiviewCPUBoundBenchmark::initializeBenchmark()
                            "{\n"
                            "   vec4 v = vPosition;\n"
                            "   v.xy += uOffset;\n"
-                           "	gl_Position = v;\n"
+                           "    gl_Position = v;\n"
                            "}\n";
 
     const std::string fs =
@@ -421,7 +421,7 @@ void MultiviewGPUBoundBenchmark::initializeBenchmark()
                             "   frag_Col3 = vert_Col3;\n"
                             "   frag_Col4 = vert_Col4;\n"
                             "   frag_Col5 = vert_Col5;\n"
-                            "	gl_Position = vPosition;\n"
+                            "   gl_Position = vPosition;\n"
                             "}\n";
 
     const std::string &fs =