command_buffer: Implement path rendering functions for CHROMIUM_path_rendering

gpu/command_buffer/service/shader_translator.cc

Index: gpu/command_buffer/service/shader_translator.cc
diff --git a/gpu/command_buffer/service/shader_translator.cc b/gpu/command_buffer/service/shader_translator.cc
index c3279e25ec6c501fb9830f08e76b8093a1103a04..5799014ae9a01857461279de30227002b7d040b4 100644
--- a/gpu/command_buffer/service/shader_translator.cc
+++ b/gpu/command_buffer/service/shader_translator.cc
@@ -203,13 +203,14 @@ bool ShaderTranslator::Translate(const char* shader) {
 
 std::string ShaderTranslator::GetStringForOptionsThatWouldEffectCompilation()
     const {
-
-#if ANGLE_SH_VERSION >= 123
+#if ANGLE_SH_VERSION >= 124
+  const size_t kNumIntFields = 23;
+#elif ANGLE_SH_VERSION >= 123
   const size_t kNumIntFields = 21;
 #elif ANGLE_SH_VERSION >= 122
   const size_t kNumIntFields = 20;
 #else
-  const size_t kNumIntFields = 16;
+  const size_t kNumIntFields = 18;
 #endif
   const size_t kNumEnumFields = 1;
   const size_t kNumFunctionPointerFields = 1;
@@ -228,8 +229,7 @@ std::string ShaderTranslator::GetStringForOptionsThatWouldEffectCompilation()
       Fields_Have_Changed_In_ShBuiltInResource_So_Update_Below);
 
   return std::string(
-      ":CompileOptions:" +
-      base::IntToString(GetCompileOptions()) +
+      ":CompileOptions:" + base::IntToString(GetCompileOptions()) +
       ":MaxVertexAttribs:" +
       base::IntToString(compiler_options_.MaxVertexAttribs) +
       ":MaxVertexUniformVectors:" +
@@ -244,8 +244,9 @@ std::string ShaderTranslator::GetStringForOptionsThatWouldEffectCompilation()
       base::IntToString(compiler_options_.MaxTextureImageUnits) +
       ":MaxFragmentUniformVectors:" +
       base::IntToString(compiler_options_.MaxFragmentUniformVectors) +
-      ":MaxDrawBuffers:" +
-      base::IntToString(compiler_options_.MaxDrawBuffers) +
+      ":MaxDrawBuffers:" + base::IntToString(compiler_options_.MaxDrawBuffers) +
+      ":MaxTextureCoords:" +
+      base::IntToString(compiler_options_.MaxTextureCoords) +
       ":OES_standard_derivatives:" +
       base::IntToString(compiler_options_.OES_standard_derivatives) +
       ":OES_EGL_image_external:" +
@@ -266,6 +267,10 @@ std::string ShaderTranslator::GetStringForOptionsThatWouldEffectCompilation()
 #if ANGLE_SH_VERSION >= 123
       ":EXT_shader_texture_lod:" +
       base::IntToString(compiler_options_.EXT_shader_texture_lod) +
+#if ANGLE_SH_VERSION >= 124
+      ":CHROMIUM_path_rendering:" +
+      base::IntToString(compiler_options_.CHROMIUM_path_rendering) +
+#endif
 #endif
       ":MaxVertexOutputVectors:" +
       base::IntToString(compiler_options_.MaxVertexOutputVectors) +