Add ES3 commands GetVertexAttribI{u}iv to GPU command buffer.

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index 1c8045d75bd8269809b1690837a016d494ee94e7..b4c2858ca3f04089e32e607f82de3a7245cc374b 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -3875,7 +3875,7 @@ void GLES2Implementation::GetVertexAttribfv(
       << static_cast<const void*>(params) << ")");
   uint32 value = 0;
   if (vertex_array_object_manager_->GetVertexAttrib(index, pname, &value)) {
-    *params = static_cast<float>(value);
+    *params = static_cast<GLfloat>(value);
     return;
   }
   TRACE_EVENT0("gpu", "GLES2::GetVertexAttribfv");
@@ -3906,7 +3906,7 @@ void GLES2Implementation::GetVertexAttribiv(
       << static_cast<const void*>(params) << ")");
   uint32 value = 0;
   if (vertex_array_object_manager_->GetVertexAttrib(index, pname, &value)) {
-    *params = value;
+    *params = static_cast<GLint>(value);
     return;
   }
   TRACE_EVENT0("gpu", "GLES2::GetVertexAttribiv");
@@ -3928,6 +3928,68 @@ void GLES2Implementation::GetVertexAttribiv(
   CheckGLError();
 }
 
+void GLES2Implementation::GetVertexAttribIiv(
+    GLuint index, GLenum pname, GLint* params) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glGetVertexAttribIiv("
+      << index << ", "
+      << GLES2Util::GetStringVertexAttribute(pname) << ", "
+      << static_cast<const void*>(params) << ")");
+  uint32 value = 0;
+  if (vertex_array_object_manager_->GetVertexAttrib(index, pname, &value)) {
+    *params = static_cast<GLint>(value);
+    return;
+  }
+  TRACE_EVENT0("gpu", "GLES2::GetVertexAttribIiv");
+  typedef cmds::GetVertexAttribiv::Result Result;
+  Result* result = GetResultAs<Result*>();
+  if (!result) {
+    return;
+  }
+  result->SetNumResults(0);
+  helper_->GetVertexAttribIiv(
+      index, pname, GetResultShmId(), GetResultShmOffset());
+  WaitForCmd();
+  result->CopyResult(params);
+  GPU_CLIENT_LOG_CODE_BLOCK({
+    for (int32 i = 0; i < result->GetNumResults(); ++i) {
+      GPU_CLIENT_LOG("  " << i << ": " << result->GetData()[i]);
+    }
+  });
+  CheckGLError();
+}
+
+void GLES2Implementation::GetVertexAttribIuiv(
+    GLuint index, GLenum pname, GLuint* params) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glGetVertexAttribIuiv("
+      << index << ", "
+      << GLES2Util::GetStringVertexAttribute(pname) << ", "
+      << static_cast<const void*>(params) << ")");
+  uint32 value = 0;
+  if (vertex_array_object_manager_->GetVertexAttrib(index, pname, &value)) {
+    *params = static_cast<GLuint>(value);
+    return;
+  }
+  TRACE_EVENT0("gpu", "GLES2::GetVertexAttribIuiv");
+  typedef cmds::GetVertexAttribiv::Result Result;
+  Result* result = GetResultAs<Result*>();
+  if (!result) {
+    return;
+  }
+  result->SetNumResults(0);
+  helper_->GetVertexAttribIuiv(
+      index, pname, GetResultShmId(), GetResultShmOffset());
+  WaitForCmd();
+  result->CopyResult(params);
+  GPU_CLIENT_LOG_CODE_BLOCK({
+    for (int32 i = 0; i < result->GetNumResults(); ++i) {
+      GPU_CLIENT_LOG("  " << i << ": " << result->GetData()[i]);
+    }
+  });
+  CheckGLError();
+}
+
 void GLES2Implementation::Swap() {
   SwapBuffers();
 }